Episode 3
Show: KO One --> Season: 2 - Season 2 - KO One Return
AirDate: 12/28/2012
Runtime: 43
Voting: 0 (0)

Overview: Upon learning of Wan-jun's secret, Da-dong asks an old classmate to help. Ling-ling is in a critical condition, which forces Wan-jun to make a choice.