ONE ON ONE is a film about a high school girl being cruelly murdered. 7 suspects and 7 shadow characters fight each other in the film. Among people who have surrendered to and compromised with corruption and lived as cowards, the protagonist fights for justice and tragically dies in the end. Critics said it is an impressive film plainly showing the painful aspect of Korea that all grudgingly ignored. MA Dong-seok, KIM Yeong-min and YI Yi-kyung appear in this 20th film of KIM Ki-duk.