All About My Wife () is a 2012 South Korean romantic comedy film directed by Min Kyu-dong, about a timid husband who hires a professional Casanova to seduce his seemingly perfect but fearsome wife, hoping this will make her divorce him.
 Starring Im Soo-jung, Lee Sun-kyun and Ryu Seung-ryong, the movie was released in theaters on May 17, 2012.
Kim Dae-woo (born 1962) is a South Korean film director and screenwriter.
 Kim started his filmmaking career by winning the 1991 Korean Film Council Screenplay Contest.
 He was an accomplished screenwriter with a number of hit scripts, including "The Girl for Love and The One for Marriage" (1993), "An Affair" (1998), "Rainbow Trout" (1999), and "Untold Scandal" (2003).
 Making a switch to directing, he debuted with the hit period drama film "Forbidden Quest" (2006), followed by "The Servant" (2010) and "Obsessed" (2014).
 "Forbidden Quest" won the Best New Director at the 42nd Baeksang Arts Awards, and Best New Director and Best Screenplay at the 26th Korean Association of Film Critics Awards in 2006.
Min Kyu-dong (born September 12, 1970) is a South Korean film director, screenwriter and producer.
 He made his feature directorial debut in horror film "Memento Mori" (1999), followed by romantic comedies "All for Love" (2005) and "All About My Wife" (2012), queer films "Antique" (2008) and "In My End Is My Beginning" (2013), melodrama "The Last Blossom" (2011), and period drama "The Treacherous" (2015).
Park Hoon-jung is a South Korean film director and screenwriter.
 Park first attracted notice within the Korean film industry for writing the screenplays for Kim Jee-woon's "I Saw the Devil" (2010) and Ryoo Seung-wan's "The Unjust" (2010).
 He made his debut as a director in 2011 with the period film "The Showdown", which was largely overlooked by Korean viewers upon its release.
 However with his second film, gangster epic "New World" (2013), he scored a critical and commercial success.
Jang Jae-hyun (born 1981) is a South Korean film director and screenwriter.
 Jang served as an assistant director on the blockbuster period drama "Masquerade" (2012) before breaking out with the short "12th Assistant Deacon" (2014) which won Best Film in The Extreme Nightmare section at the 13th Mise-en-scène Short Film Festival, and Best Director Award (Korean Competition For Shorts) at the 15th Jeonju International Film Festival in 2014.
 Based on the award-winning short, he made his first feature film "The Priests" (2015) - a supernatural mystery thriller, which was a hit with more than 5.4 million admissions.
 Jang said ... "I got a weird feeling when I saw a priest waiting anxiously for someone on the other side of a fast food restaurant window.
 "The Priests" started then."
Five Senses of Eros () is a 2009 South Korean omnibus film with five short films depicting love and desire, but in different styles and genres.
 The shorts are: His Concern, directed by Daniel H. Byun; I'm Right Here (), directed by Hur Jin-ho; The 33rd Man (), directed by Yoo Young-sik; In My End Is My Beginning (), directed by Min Kyu-dong; and Believe in the Moment (), directed by Oh Ki-hwan.
All for Love (; lit.
 "The Most Beautiful Week of My Life"; also known as My Lovely Week) is a 2005 South Korean romance ensemble film.
 It was Min Kyu-dong's solo directorial debut.
 The film was the 10th highest grossing Korean production of 2005 with 2,533,103 sold nationwide.
The Treacherous (; lit.
 "Treacherous Subject" or "Treacherous Retainer") is a 2015 South Korean period drama film directed by Min Kyu-dong.
Im Soo-jung (Hangul: 임수정 ; born on July 11, 1979) is a South Korean actress.
 After modeling for teen magazines, Im made her acting breakthrough in Kim Jee-woon's horror film "A Tale of Two Sisters" (2003), followed by the popular television drama "I'm Sorry, I Love You" (2004).
 She has since appeared in numerous films, notably Park Chan-wook's "I'm a Cyborg, But That's OK" (2006), Hur Jin-ho's "Happiness" (2007), Lee Yoon-ki's "Come Rain, Come Shine" (2011), and Min Kyu-dong's "All About My Wife" (for which she won Best Actress at the 33rd Blue Dragon Film Awards).
Min Joon-ki (born February 19, 1968) is a South Korean film director.
 He wrote and directed "Heaven's Soldiers" (2005), in which Halley's Comet causes North and South Korean soldiers to travel back in time from 2005 to 1572, where they join Korean national hero Yi Sun-sin in fighting the Jurchen tribes.

Question: South Korean film director, screenwriter and producer, Min Kyu-dong, directed what period drama film in 2015?
Answer: The Treacherous