Director Kim Ki Duk ( Moebius, Pieta) questions the meaning of social justice through his thought-provoking revenge thriller One on One. Screened at the 71st Venice International Film Festival, the 19th Busan International Film Festival & the 2014 Taipei Golden Horse Film Festival, the brutally violent film follows a band of vigilantes played by Ma Dong Seok ( Chronicles of Evil), Lee Yi Kyung ( The Pirates), Jo Dong In ( The Stone), Yoo Tae Oh ( Seoul Searching), An Ji Hye ( The Winter of the Year was Warm), Kim Joong Ki ( See, Beethoven) & Jo Jae Ryong ( Pieta) who take extreme measures to punish a group of savage murder suspects.
A high school girl is cruelly murdered by a group of contract killers. Dressed in different uniforms that symbolize authority, seven mysterious vigilantes collectively called the "e; Shadows"e; target the suspects one by one & extract their confessions through brutal torture. However, one of the members feels sick of the excessive violence & questions the revenge plan. As the disputes escalate among the members, contract killer Oh Hyun (Kim Young Min, Madonna) tries to find out their identities.