Gangnam Blues is a 2015 South Korean neo-noir action film written and directed by Yoo Ha, and starring Lee Min-ho and Kim Rae-won. The film is set in the 1970s against the backdrop of the real estate development of the Gangnam region of Seoul amidst socio-political turmoil and terrorism. The friendship of two childhood friends is tested as they find themselves entangled in the collusion and battles between political powers and criminal organizations.