Runway Cop

Runway Cop Hangul RRCha Hyeongsa , literally Detective Cha is a 2012 South Korean action comedy film, starring Kang Jihwan and Sung Yuri and directed by Shin Taera. It tells the story of an overzealous and overweight detective Cha Cheolsoo who goes undercover as a fashion model in order to solve a case. It reunites the two leads since the television series Hong Gildong 2008, and is the second film Kang has worked on with Shin since My Girlfriend Is an Agent 2009. It was released on May 30, 2012 by CJ Entertainment and ran for 110 minutes.

Source: Wikipedia