LTNS

As life hits them hard, Samuel and Woo-jin decide to work together and blacklist the couples who are cheating on their partners for money. Woo-jin finds targets from the hotel she is working at, and Samuel puts a tail on them. Meanwhile, despite their financial difficulty, they spend the money they made on Samuel’s father’s birthday and Woo-jin’s niece’s academy fee.

Samuel and Woo Jin are having a hard time finding a new target. One night, a couple gets into Samuels cab, and it seems like they are having an affair. Samuel and Woo Jin try to maintain their relationship when they see the couple passionately making love. They think they have succeeded in robbing them of money. "But Samuel had an accident while running away.

Woo Jin thinks about his relationship with Samuel and tries to figure out when and where everything started to go wrong. Feeling betrayed, he decides to blackmail the woman next door. Woo Jin interrogates Samuel, and Samuel tells him the secret hes been keeping. Woo Jin is confused, and that leads to big fight. What will this couple end up like?