Synopsis: After his girlfriend Na-ri suddenly disappeared in a cafe, Yoo-suk is going crazy. While searching for her, he constantly bumps into a mysterious girl, Ae-yeon. But both of them don't remember exactly how many times they've met before. Na-ri left for a new love but it was too late when she realized she was seeing a mafia. Confused about real love, Na-ri blackmails him and hides the money at Yoo-suk's flat until it suddenly disappears.