What 's Wrong with Secretary Kim - wikipedia What 's Wrong with Secretary Kim What 's Wrong with Secretary Kim Promotional poster Also known as Why Secretary Kim Original title 김비서 가 왜 그럴까 Genre Romance comedy Based on Why Secretary Kim by Jung Kyung - yoon Developed by Studio Dragon Written by Jung Eun - young Directed by Park Joon - hwa Starring Park Seo - joon Park Min - young Country of origin South Korea Original language ( s ) Korean No. of episodes 16 Production Executive producer ( s ) Jang Jeong - do Moon Suk - hwan Oh Kwang - hee Producer ( s ) Lee Young - ok Camera setup Single - camera Running time 60 - 70 minutes Production company ( s ) Bon Factory Worldwide Distributor tvN Release Original network tvN Picture format 1080i ( HDTV ) Audio format Dolby Digital Original release June 6 ( 2018 - 06 - 06 ) -- July 26, 2018 ( 2018 - 07 - 26 ) External links Website What 's Wrong with Secretary Kim ( Hangul : 김비서 가 왜 그럴까 ; RR : Kimbiseoga wae geureolkka ) is a 2018 South Korean television series starring Park Seo - joon and Park Min - young. It is based on the web novel of the same title by Jung Kyung - yoon which was first published in 2013, which was then serialized into a comic in 2015. The series aired on tvN from June 6 to July 26, 2018 on Wednesdays and Thursdays for 16 episodes. Contents 1 Synopsis 2 Cast 2.1 Main 2.2 Recurring 2.2. 1 People around Lee Young - joon 2.2. 2 Mi - so 's Family 2.2. 3 Yoomyung Group 2.3 Others 2.4 Special appearance 3 Production 4 Original soundtrack 4.1 OST Part 1 4.2 OST Part 2 4.3 OST Part 3 4.4 OST Part 4 4.5 OST Part 5 4.6 OST Part 6 4.7 OST Part 7 4.8 OST Part 8 5 Ratings 6 International broadcast 7 References 8 External links Synopsis Revolves around the narcissistic Vice Chairman of a major corporation, Lee Young - joon, and his highly capable secretary, Kim Mi - so. Misunderstandings arise when she announces that she will resign from her position, after working for Lee Young - joon for nine years. Cast Main Park Seo - joon as Lee Young - joon Moon Woo - jin as 9 - year - old Lee Young - joon Vice Chairman of Yoomyung Group. He is handsome and capable, but his narcissism makes him difficult to work with. He later on develops strong feelings towards Mi - so after realizing that he might lose her. Park Min - young as Kim Mi - so Kim Ji - yoo as 5 - year - old Kim Mi - so A highly skilled secretary who has worked with Young - joon for nine years. She soon reciprocates Young - joon 's feelings after realizing that he was a part of her childhood. Recurring People around Lee Young - joon Lee Tae - hwan as Lee Sung - yeon / Morpheus Bae Gang - yoo as young Lee Sung - yeon Young - joon 's older brother and a famous author. He has a crush on Mi - so. Kim Byeong - ok as Chairman Lee Go Se - won as young Chairman Lee Young - joon and Sung - yeon 's father. Chairman of Yoomyung Group. Kim Hye - ok as Madame Choi Lee Soo - kyung as young Madame Choi Young - joon and Sung - yeon 's mother. Mi - so 's Family Baek Eun - hye as Kim Pil - nam, Mi - so 's oldest sister Heo Sun - mi as Kim Mal - hee, Mi - so 's second oldest sister Jo Deok - hyun as Mi - so 's father Yoomyung Group Kang Ki - young as Park Yoo - sik Director of Yoomyung Group. Young - joon 's best friend. Provides Young - joon with much advice. Hwang Chan - sung as Go Gwi - nam Employee of Yoomyung Group. He is known for his handsome looks, elite education, being a workaholic, and extreme frugality. Pyo Ye - jin as Kim Ji - a A rookie secretary under Mi - so. Kim Ye - won as Sul Ma - eum Yoo - sik 's secretary, who has a clumsy personality. Hwang Bo - ra as Bong Se - ra Lee Yoo - joon as Jung Chi - in Lee Jung - min as Lee Young - ok Kim Jung - woon as Park Joon - hwan Kang Hong - suk as Yang Cheol Bae Hyun - sung as Intern Staff Others Hong Ji - yoon as Oh Ji - ran Choi Na - mu as woman at the Spanish Embassy party ( Ep. 1 ) Shin Joo - yeon as Kim Mi - so 's friend ( Ep. 1 ) Kim Hyun - joo as woman who Lee Sung - yeon gave a hat to at airplane ( Ep. 3 ) Lee Do - yeon as a reporter who interviewed Morpheus ( Ep. 4 ) Lee Chang as center director of the Art Center ( Ep. 4 ) Jung Soo - young as agency staff ( Ep. 9 ) Choi Hyun - woo as Magician ( Ep. 10 ) Special appearance Park Byung - eun as Park Byung - eun, the man who Kim Mi - so met in a blind date ( Ep. 3 ) Seo Hyo - rim as Choi Seo - jin, Park Yoo - sik 's ex-wife ( Ep. 9, 11, 12 & 16 ) Lee Min - ki as young Mi - so 's father ( Ep. 10 ) Jung So - min as young Mi - so 's mother ( Ep. 10 ) Son Sung - yoon as kidnapper ( Ep. 11 & 12 ) Jung Yu - mi as Jung Yu - mi, a friend of Lee Young - joon ( Ep. 14 ) Lee Byung - joon as wedding dress ' designer ( Ep. 16 ) Production Much of the visual styling of the series protagonists have referenced the comic version 's cues, including clothing designs and reenacting the comic cover for the drama 's promotional stills and images. The first script reading was held on April 10, 2018 at Studio Dragon in Sangam - dong, Seoul, South Korea. The press conference for the drama was held on May 30, 2018 at the Times Square in Seoul with the attendance of the main cast and crew. Original soundtrack What 's Wrong with Secretary Kim OST Soundtrack album by Various artists Released 2018 Genre K - pop Soundtrack Language Korean English Label Bon Factory Worldwide, kakao M Producer Moon Seok - hwan, Oh Kwang - hee OST Part 1 Released on June 14, 2018 ( 2018 - 06 - 14 ) No. Title Lyrics Music Artist Length 1. `` Love Virus '' ZigZag Note, Kim Myeong - shin ZigZag Note, Kim Myeong - shin Kihyun ( Monsta X ), SeolA ( Cosmic Girls ) 03 : 27 2. `` Love Virus ( Inst. ) '' ZigZag Note, Kim Myeong - shin 03 : 27 Total length : 06 : 54 OST Part 2 Released on June 20, 2018 ( 2018 - 06 - 20 ) No. Title Lyrics Music Artist Length 1. `` It 's You '' Good Choice, Yoda Kim Se - jin, Midnight Jeong Se - woon 03 : 39 2. `` It 's You ( Inst. ) '' Kim Se - jin, Midnight 03 : 39 Total length : 07 : 18 OST Part 3 Released on June 21, 2018 ( 2018 - 06 - 21 ) No. Title Lyrics Music Artist Length 1. `` Wanna Be '' ZigZag Note ZigZag Note GFriend 03 : 09 2. `` Wanna Be ( Inst. ) '' ZigZag Note 03 : 09 Total length : 06 : 18 Ost part 4 Released on June 27, 2018 ( 2018 - 06 - 27 ) No. Title Lyrics Music Artist Length 1. `` Just A Little Bit More '' ( 조금만 더 ) ZigZag Note, Kim Young - sung, Good Choice ZigZag Note, Kim Young - sung Jinho ( Pentagon ), Rothy 03 : 25 2. `` Just A Little Bit More ( Inst. ) '' ( 조금만 더 ( Inst. ) ) ZigZag Note, Kim Young - sung 03 : 25 Total length : 06 : 50 Ost part 5 Released on June 28, 2018 ( 2018 - 06 - 28 ) No. Title Lyrics Music Artist Length 1. `` Because I Only See You '' ( 그대 만 보여서 ) Good Choice, Red Socks Red Socks Kim Na - young 03 : 40 2. `` Because I Only See You ( Inst. ) '' ( 그대 만 보여서 ( Inst. ) ) Red Socks 03 : 40 Total length : 07 : 20 Ost part 6 Released on July 4, 2018 ( 2018 - 07 - 04 ) No. Title Lyrics Music Artist Length 1. `` Why Am I Like This '' ( 왜 이럴까 ) Moon Sung - nam, Im Joo - yeon Moon Sung - nam, Im Joo - yeon Lee Da - yeon 02 : 40 2. `` Why Am I Like This ( Inst. ) '' ( 왜 이럴까 ( Inst. ) ) Moon Sung - nam, Im Joo - yeon 02 : 40 Total length : 05 : 20 OST Part 7 Released on July 5, 2018 ( 2018 - 07 - 05 ) No. Title Lyrics Music Artist Length 1. `` In The End '' ( 토로 ) Kang Myeong - shin, ZigZag Note, Noh Eun - jong ZigZag Note, Noh Eun - jong Yun Ddan Ddan 04 : 25 2. `` In The End ( Inst. ) '' ( 토로 ( Inst. ) ) ZigZag Note, Noh Eun - jong 04 : 25 Total length : 08 : 50 Ost part 8 Released on July 12, 2018 ( 2018 - 07 - 12 ) No. Title Lyrics Music Artist Length 1. `` Words Being Said For The First Time '' ( 처음 하는 말 ) Good Choice Kim Se - jin, Midnight Song Yuvin ( Myteen ) 03 : 56 2. `` Words Being Said For The First Time ( Inst. ) '' ( 처음 하는 말 ( Inst. ) ) Kim Se - jin, Midnight 03 : 56 Total length : 07 : 52 Ratings In the table below, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings. Episode # Original broadcast date Average audience share AGB Nielsen Ratings TNmS Ratings Nationwide Seoul June 6, 2018 5.757 % 6.446 % 6.3 % June 7, 2018 5.403 % 5.529 % 5.6 % June 13, 2018 6.950 % 8.252 % 8.3 % June 14, 2018 6.379 % 6.945 % 6.3 % 5 June 20, 2018 6.855 % 7.500 % 7.0 % 6 June 21, 2018 7.687 % 8.554 % 7.7 % 7 June 27, 2018 7.281 % 8.201 % 8.5 % 8 June 28, 2018 8.120 % 9.326 % 8.3 % 9 July 4, 2018 7.767 % 9.428 % 8.8 % 10 July 5, 2018 8.403 % 9.545 % 9.2 % 11 July 11, 2018 8.665 % 10.565 % 10.6 % 12 July 12, 2018 8.393 % 10.052 % 9.7 % 13 July 18, 2018 7.673 % 8.717 % 8.7 % 14 July 19, 2018 8.100 % 9.506 % 9.2 % 15 July 25, 2018 7.107 % 7.725 % 8.0 % 16 July 26, 2018 8.602 % 10.001 % 9.8 % Average 7.446 % 8.518 % 8.3 % This drama airs on a cable channel / pay TV which normally has a relatively smaller audience compared to free - to - air TV / public broadcasters ( KBS, SBS, MBC and EBS ). International broadcast Sri Lanka : The drama is available to stream on - demand on Iflix. During its original run, each episode of the drama was available to stream 24 hours after its original South Korean broadcast with subtitles. Malaysia, Singapore, Indonesia : The drama was broadcast on tvN Asia in Malaysia, Singapore and Indonesia with subtitles. Philippines : The drama will be broadcast on ABS - CBN. References Jump up ^ `` Park Seo - joon may become the boss in webtoon adaptation Why Secretary Kim ''. DramaBeans. December 18, 2017. Jump up ^ `` Park Seo - jun, Park Min - young cast in drama ''. Korea JoongAng Daily. May 4, 2018. Jump up ^ `` Park Seo - joon, Park Min - young to find out ' What 's Wrong with Secretary Kim ' ''. Kpop Herald. May 30, 2018. Jump up ^ `` New tvN series promises tantalizing, hilarious office romance ''. Yonhap News Agency. May 30, 2018. Jump up ^ `` Park Seo Jun to Star in a New Romantic Drama ''. SBS News. March 2, 2018. Jump up ^ `` Park Seo - joon on why he chose ' What 's Wrong with Secretary Kim ' ''. Kpop Herald. May 30, 2018. Jump up ^ `` 누나 들 심장 에 불 지르고 있는 ' 박서준 아역 ' 문 우진 군 ''. Insight ( in Korean ). Retrieved July 19, 2018. Jump up ^ `` Park Min Young to Star in a Romance Drama with Park Seo Jun ''. SBS News. April 6, 2018. Jump up ^ `` Park Min - young talks about starring in rom - com ''. Kpop Herald. May 30, 2018. Jump up ^ `` Lee Tae - hwan to star in ' What 's Wrong With Secretary Kim ? ' ''. Kpop Herald. April 11, 2018. ^ Jump up to : `` Kim Hye - ok and Kim Byung - ok in `` Why Secretary Kim '' as Married Couple ``. Hancinema. Star News. April 17, 2018. ^ Jump up to : `` ' 김비서 가 왜 그럴까 ' 이수경 - 고세원, 박서준 어린 시절 부모 役 카메오 출연 ! ''. iMBC ( in Korean ). Retrieved June 27, 2018. Jump up ^ `` ( 인터뷰 ) 허순미 `` 오디션 때 ' 발 연기 ' 했는데 합격 했죠 '' ``. Sports Donga ( in Korean ). July 18, 2018. ^ Jump up to : `` Kang Ki - young, Hwang Chan - sung, Pyo Ye - jin, and Kim Yewon Join `` Why Secretary Kim '' ``. Hancinema. Asia Today. April 11, 2018. Jump up ^ `` 황보라, ' 김비서 가 왜 그럴까 ' 출연 `` 자칭 팜므 파탈 '' ``. TenAsia ( in Korean ). April 18, 2018. ^ Jump up to : `` ' 김비서 가 왜 그럴까 ' 황보라 - 강홍석 - 이유준, 신 스틸러 군단 출격 ''. Seoul Economic Daily ( in Korean ). April 18, 2018. Jump up ^ `` ( 공식 ) 홍지윤, ' 김비서 가 왜 그럴까 ' 캐스팅... 박서준 - 박민영 과 호흡 ''. The Chosun Ilbo ( in Korean ). May 31, 2018. Jump up ^ `` 박병 은, ' 김비서 가 왜 그럴까 ' 특별 출연... 4 차원 소개팅 男 으로 ''. MK News ( in Korean ). June 14, 2018. Jump up ^ `` ' 김비서 ' 측 `` 서효림, 강기영 전 와이프 로 오늘 ( 4 일 ) 첫 등장 '' ( 공식 ) ``. TV Report ( in Korean ). Retrieved July 4, 2018. ^ Jump up to : `` ' 김비서 ' 측 `` 이민기 - 정소민 카메오 촬영 완료 '' 박준화 PD 와 의리 ( 공식 ) ``. Newsen ( in Korean ). June 29, 2018. Jump up ^ `` ( 공식 입장 ) `` ' 윤 식당 ' 박서준 과 재회 ''... 정유미, ' 김비서 ' 카메오 출연 ``. Xports News ( in Korean ). July 12, 2018. Jump up ^ `` 박민영 x 박서준. 웹툰 찢고 나왔다... ' 김비서 가 왜 그럴까 ' 스페셜 포스터 ''. Herald Corporation ( in Korean ). May 29, 2018. Jump up ^ `` ' 김비서 가 왜 그럴까 ' 박서준 - 박민영 - 이태환 대본 리딩 현장 포착 ! ' 이 조합 퍼펙트 ' ''. imbc ( in Korean ). April 20, 2018. Jump up ^ `` '' What 's Wrong With Secretary Kim '' holds press conference ``. Asia Today. May 30, 2018. Jump up ^ Baek Ji - eun ( May 30, 2018 ). `` 김비서 ' 박서준 `` 박민영 ' 하이킥 ' 때 부터 팬, 케미 좋다 '' ``. Sports Chosun ( in Korean ). Jump up ^ `` ( 현장 ) ' 김비서 ' 이태환, `` 실제 는 95 년생, 30 대 역할 부담 없다면 거짓말 '' ``. SE Daily ( in Korean ). May 30, 2018. Jump up ^ `` AGB Daily Ratings : this links to current day - select the date from drop down menu ''. AGB Nielsen Media Research ( in Korean ). Retrieved January 16, 2018. Jump up ^ `` Watch ' What 's Wrong with Secretary Kim ' now on iflix ''. The Daily Mirror. June 15, 2018. Retrieved 17 July 2018. Jump up ^ `` WHAT 'S WRONG WITH SECRETARY KIM ''. tvN Asia. Retrieved July 17, 2018. Jump up ^ https://twitter.com/KapamilyaNovela/status/1026438167958671361 External links Official website ( in Korean ) What 's Wrong with Secretary Kim at HanCinema What 's Wrong with Secretary Kim webtoon at TappyToon tvN : Wednesday - Thursday dramas Previous program What 's Wrong with Secretary Kim ( June 6 -- July 26, 2018 ) Next program My Mister ( March 21 -- May 17, 2018 ) Familiar Wife ( August 1, 2018 ) tvN 's Wednesday -- Thursday dramas 2000s Hyena Manny Mermaid Story Romance Hunter The Great Catsby 2010 -- 2014 Twelve Men in a Year Queen In - hyun 's Man I Need Romance 2012 The 3rd Hospital The Blue Tower Fantasy Tower The Blue Tower ZERO The Blue Tower Return She Is Wow Let 's Eat The Idle Mermaid 2017 -- 2018 Criminal Minds Avengers Social Club Prison Playbook Mother My Mister What 's Wrong with Secretary Kim Familiar Wife Hundred Million Stars From the Sky Boyfriend Works by Studio Dragon As producer Another Miss Oh Dear My Friends Squad 38 The Good Wife On the Way to the Airport Woman with a Suitcase Entourage Legend of the Blue Sea Circle My Golden Life Bravo My Life Drama Stage Children of a Lesser God The Guest Hundred Million Stars From the Sky Love Alarm As creator / developer Hey Ghost, Let 's Fight Cinderella with Four Knights The K2 Guardian : The Lonely and Great God Voice Introverted Boss Tomorrow, With You The Liar and His Lover Tunnel Chicago Typewriter Duel Stranger The Bride of Habaek Criminal Minds Save Me Live Up to Your Name Argon Black Revolutionary Love Because This is My First Life Avengers Social Club The Most Beautiful Goodbye Bad Guys 2 A Korean Odyssey Mother Cross Live My Mister Mistress About Time What 's Wrong with Secretary Kim Life on Mars Mr. Sunshine Familiar Wife Voice 2 Player 100 Days My Prince Tale of Gyeryong Fairy Boyfriend Retrieved from `` https://en.wikipedia.org/w/index.php?title=What%27s_Wrong_with_Secretary_Kim&oldid=854711108 '' Categories : Korean - language television programs TVN ( South Korea ) television dramas 2018 South Korean television series debuts 2010s South Korean television series Television series by Studio Dragon South Korean romantic comedy television series Television programs based on South Korean novels 2018 South Korean television series endings Hidden categories : CS1 Korean - language sources ( ko ) Articles containing Korean - language text Articles with hAudio microformats Album infoboxes lacking a cover Music infoboxes with deprecated parameters Track listings with input errors Articles with Korean - language external links HanCinema drama ID not in Wikidata Talk Contents About Wikipedia Español 한국어 Bahasa Indonesia Tiếng Việt 吴语 中文 Edit links This page was last edited on 13 August 2018, at 07 : 45 ( UTC ). 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Question: when does what's wrong with secretary kim come out
Answer: June 6 to July 26, 2018