Question: Lee Min-ho stared in his first leading film role in 2015 in a film which was set in which part of Seoul? 

American entertainer Jennifer Lopez has appeared in many motion pictures and television programs.  She is one of the highest paid actresses in Hollywood and is the highest paid actress of Latin descent, making up to US$15 million per film role.  She is also the richest actress in Hollywood, with an estimated net worth of $320 million (as of 2014).  Lopez made her acting debut at age 16 with a small role in the 1986 film "My Little Girl".  From there, she received her first high-profile job in 1991 as a Fly Girl dancer on the television comedy program "In Living Color".  Following her departure from the show in 1993, Lopez made several guest appearances in the television series "South Central", appeared in the made-for-television movie "Lost in the Wild" (1993) and starred as Melinda Lopez in the television series "Second Chances" (1993) and its spin-off "Hotel Malibu" (1994).  "Second Chances" and "Hotel Malibu" ran for only a brief period, receiving negative reviews.  Lopez's first major film role came in the 1995 motion picture "Money Train", alongside Wesley Snipes and Woody Harrelson.  The film faced negative reviews and is considered to be a box office bomb.  Her next two film roles in "Jack" (1996) and "Blood and Wine" (1997) were received similarly; however, critics were divided by the latter.  Lopez received her first leading role in the Selena biopic of the same name in 1997.  The film was a commercial and critical success and is often cited by critics as her breakout role.  Later that year, Lopez starred as Terri Flores in the film "Anaconda", which garnered negative reviews by critics despite being a box office success.  In 1998, Lopez starred alongside George Clooney in the crime film "Out of Sight" (1998).  The film met with positive reviews and was a box office success.  In the same year, she also lent her voice to the animated film "Antz". <SEP> Gangnam Blues (; lit.  The film is set in the 1970s against the backdrop of the real estate development of Seoul's Gangnam district amidst socio-political turmoil and terrorism.  Gangnam 1970) is a 2015 South Korean noir action film written and directed by Yoo Ha, and starring Lee Min-ho and Kim Rae-won.  The friendship of two childhood friends is tested as they find themselves entangled in the collusion and battles between political powers and criminal organizations. <SEP> Parker Sawyers (born 1984) is an American actor.  His first leading film role was starring as a young Barack Obama in "Southside With You".  He is also featured in Don't Hang Up (film) as Mr. Lee. <SEP> Lee Min-ho (, born June 22, 1987) is a South Korean actor and singer.  He first gained widespread fame in Korea and parts of Asia with his role as Gu Jun-pyo in "Boys Over Flowers" in 2009.  The role won him a Best New Actor award at the 45th Baeksang Arts Awards.  He is noted for his leading roles in "City Hunter" (2011), "The Heirs" (2013) and "The Legend of the Blue Sea" (2016).  The success of Lee's television dramas throughout Asia established him as a top Hallyu star.  Lee starred in his first leading role in film with "Gangnam Blues" (2015), followed by his first China-produced film "Bounty Hunters" (2016).