An unhappy woman goes back in time and poses as her cousin to prevent her younger self from making the same mistakes and ruining her future.

A homicide detective joins forces with a prosecutor to avenged the murder of his half-brother. The aggressive detective and the by-the-book prosecutor must put aside their differences in order to find the killer.

A man is driving in the middle of downtown, with his girlfriend, Ok-gyeong, sitting next to him. Ok-gyeong wants to talk about their problem and solve it but the man just wants it to pass by. Their relationship heads toward the direction that nobody expected…