Sun Hwa escapes from NSS and heads back to Japan. Seung Hee follows her there hoping to learn if Hyun Joon is alive or not. They confront each other on a train but Sun Hwa gets away before Seung Hee can get anything out of her.
Hyun Joon is captured and tortured by NIO. He's allowed free if he'll kill a corrupt Japanese politician. After he completes the mission, NIO tries to kill Hyun Joon but he's able to get away.
Hyun Joon is preparing to head back to Korea when he learns that Yuki is being held hostage. He goes back to save her.