Question: What city was the site of a 2015 South Korean thriller film that was released on Christmas Day and that starred an actor nominated for the Baeksang Arts Award for his performance?

Context articles: Ahn Gooc-jin
Do Ji-han
Um Tae-hwa
Lee Min-ho (actor, born 1987)
Baeksang Arts Awards
Jeon In-hwa
The Tower (2012 South Korean film)
Lee Ho-jae
Jung Han-yong
Park Jung-min (actor)

Ahn Gooc-jin (born 1980), is a South Korean film director and screenwriter.
 Ahn's directorial feature debut "Alice in Earnestland" (2015) has won various awards, including New Talent Award at the 39th Hong Kong Asian Film Festival, Best Screenplay at the 52nd Baeksang Arts Awards and Best Independent Film Director at the 16th Director's Cut Awards.
Do Ji-Han (born September 24, 1991) is a South Korean actor.
 He is best known for his supporting roles in the film "The Tower" (2012), which earned him a nomination for the Baeksang Arts Award for Best New Actor, and in the KBS2's television series "" (2016-2017).
Um Tae-hwa (born 1980) is a South Korean film director and screenwriter.
 Um's directorial feature debut "Ingtoogi: The Battle of Internet Trolls" (2013) - a graduation project for the Korean Academy of Film Arts (KAFA) - was nominated for Best Film, Best Director and Best New Director at the 1st Wildflower Film Awards and Best New Director (Film) at the 50th Baeksang Arts Awards in 2014.
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).
Baeksang Arts Awards, also known as Paeksang Arts Awards, is an awards ceremony held annually by IS PLUS Corp., publisher of Ilgan Sports, since 1965.
 It is to honour outstanding achievements in the South Korean entertainment industry and to garner public attention upon the best in Korean films, television, and theater.
 It was established by Chang Key-young, founder of the "Hankook Ilbo" newspaper, whose pen name was "Baeksang."
 The ceremony is usually presented in April or May in Seoul.
Jeon In-hwa (; born October 27, 1965), is a South Korean actress.
 She made her acting debut in 1985, and became best known for playing charismatic empresses in period dramas, notably in "Ladies of the Palace" for which she won the Grand Prize (or "Daesang") at the 2001 SBS Drama Awards and Best TV Actress at the 2002 Baeksang Arts Awards.
 In recent years, Jeon has also starred in the contemporary dramas "Again, My Love" (2009), "King of Baking, Kim Takgu" (2010), "Feast of the Gods" (2012), and "My Daughter, Geum Sa-wol" (2015).
The Tower (; "Tower") is a 2012 South Korean disaster thriller film about a fire that breaks out in a luxury skyscraper in central Seoul on Christmas Eve.
 The film is directed by Kim Ji-hoon, and stars Sol Kyung-gu, Kim Sang-kyung and Son Ye-jin in the lead roles.
 It was released in theaters on Christmas Day, December 25, 2012.
Lee Ho-jae (born January 3, 1973) is a South Korean film director and screenwriter.
 Lee debuted with the crime thriller "The Scam" (2009).
 The first Korean film to ride the stock market, Lee spent two years researching and interviewing financial traders to achieve authenticity.
 He also found himself dabbling in the stock market during that time, and ended up losing about 94 percent of the little amount he had invested.
 Lee hopes movie-goers feeling the pinch of the global financial crisis will come out of the theaters feeling hopeful that everyman can come out on top.
 It won Best New Director at the 46th Grand Bell Awards in 2009 and 46th Baeksang Arts Awards in 2010.
Jung Han-yong (정한용, born February 22, 1954) is a veteran South Korean actor.
 He has appeared in many television series, including 2009's "Iris".
 In 1983 he won the Baeksang Arts Awards for Best New Actor for his performance in the series "Ordinary People" (보통 사람들, Botong saramdeul).
 He appeared in more than 50 television series and movies between 1980 and 2013.
Park Jung-min (born February 25, 1987) is a South Korean actor.
 He is best known for starring in the critically acclaimed indie film "Bleak Night" (2011) and "" (2015), for which he won "Best New Actor" at the 52nd Baeksang Arts Awards and the 37th Blue Dragon Film Awards.