A recently released sexual predator is accused of a kidnapping. As Kang Woo heads to the scene, he runs into the man he believes is haunting him.

While in custody, a suspect dies of an apparent heart attack. Later, Kang Woo receives a message from the real and elusive mastermind.

Kang Woo and his team mobilize to rescue Park's wife from a kidnapper. But they clash with Chief Inspector Na's unit, which also wants the same man.