S1, E3: Bang Jin approaches Yi Soo who’s in a holding cell for assaulting a police officer. Bang Jin senses Yi Soo has a likely suspect in mind, but Yi Soo no longer trusts the police. Yi Soo has mixed feelings seeing Hae Woo on his release. Not knowing what is going on, Hae Woo is upset at how Yi Soo seems to have grown distant. Yi Soo tracks the key found in Yi Hyun’s music box to a massage parlor. Jo Eui Seon has one of his men tail Yi Soo.