Part 1: Sung Chul and Do Ki decide to disband Rainbow Transport and stop getting revenge. Do Ki tells Ha Na all about what they used to do. However, a man claiming to be the killer of Do Ki’s mom suddenly appears and says that the man who was previously arrested for the crime was just lying.
Part 2: Ha Na and Jin Woo go and apologize to the man who was blamed for killing a teenage girl in place of Oh Chul Young. He contacts Rainbow Taxi, asking for revenge, but Sung Chul tries to refuse the case. However, Do Ki says that this will be their last case, not knowing what he is about to discover regarding his own mom’s murder.