A Culprit Among Friends (2012)
Original title: 친구 중에 범인이 있다
A Culprit Among Friends is a 2012 Korean-language drama movie, with a running time of 1h 13m. It stars Ko Jung-min, Shim Yi Young and Shin Dong-mi.
Four female friends reunite after 15 years and old resentments resurface. Soon afterwards, one of them is found dead. The police tries to determine whether it was suicide or murder.