Question: Who wrote the South Korean romantic comedy which Shin So-yul has appeared as supporting role in 
Context: My Girlfriend Is a Nine-Tailed Fox (; also known as My Girlfriend Is a Gumiho) is a 2010 South Korean romantic comedy television series starring Lee Seung-gi and Shin Min-ah.  It aired on SBS from August 11 to September 30, 2010 on Wednesdays and Thursdays at 22:00 for 16 episodes. Ohlala Couple () is a 2012 South Korean romantic comedy gender bender television series starring Kim Jung-eun, Shin Hyun-joon, Han Jae-suk and Han Chae-ah.  It aired on KBS2 from October 1 to November 27, 2012 on Mondays and Tuesdays at 21:55 for 18 episodes. Shin So-yul (born Kim Jung-min on August 5, 1985) is a South Korean actress.  Shin began acting in 2006, and appeared in supporting roles in films and television series such as "Hello My Love", "Jungle Fish 2", and "Penny Pinchers".  But her breakthrough would come in 2012 with the popular cable dramedy "Reply 1997".  In 2013, she received acting nominations from the Baeksang Arts Awards and the Grand Bell Awards for her risque role in romantic comedy film "My PS Partner", and became one of the hosts of talk show "Talk Club Actors".  Shin played the leading role in the 2014 daily drama "Sweet Secret". Penny Pinchers (; lit.  "Penny-Pinching Romance" or "Saving Up for Romance") is a 2011 South Korean romantic comedy film written and directed Kim Jung-hwan, starring Han Ye-seul and Song Joong-ki. Love, Lies () is 2016 South Korean period drama film directed by Park Heung-sik, reuniting "The Beauty Inside" co-stars Han Hyo-joo, Chun Woo-hee and Yoo Yeon-seok.  The story takes place in 1943, during the Imperial Japanese occupation of Korea.  In the film, best friends Jung So-yul (Han Hyo-joo) and Seo Yeon-hee (Chun Woo-hee) are two of the last remaining "gisaeng".  Although they enjoy pop music, they are committed to singing "jeongga", or classical Korean songs.  So-yul's life falls apart when her lover, pop music producer Kim Yoon-woo (Yoo Yeon-seok), falls in love with Yeon-hee and helps her debut as a pop singer.  The story follows So-yul's downward spiral as she is consumed by uncontrollable jealousy. Wind Wind Wind () is an upcoming South Korean romantic comedy film directed by Lee Byeong-heon.  It stars Lee Sung-min, Shin Ha-kyun, Song Ji-hyo and Lee El. Shin Dong-wook (born Shin Hwa-shik on September 14, 1982) is a South Korean actor.  He is best known for his leading roles in "Soulmate" and "Cloud Stairs" (both in 2006), and his supporting role in "War of Money" (2007).  Shin stayed out of the public eye for 6 years, since 2011, when he was discharged early from mandatory military service upon diagnosis of a rare condition, complex regional pain syndrome (CRPS), a chronic disease that causes extreme bouts of pain without a known cause or cure. Gyeongju () is a 2014 South Korean romantic comedy film written and directed by Zhang Lu, starring Park Hae-il and Shin Min-ah. Sweet Secret (), also known as Love & Secret, is a 2014-2015 South Korean daily drama starring Shin So-yul and Kim Heung-soo.  It aired on KBS2 from November 11, 2014 to April 3, 2015 on Mondays to Fridays at 19:50 for 102 episodes. Miss Gold Digger (; lit.  "Prudent/Careful Miss Shin") is a 2007 South Korean romantic comedy film.
Answer: Kim Jung-hwan