Sangtae and his teenage daughter Doyeon are constantly arguing and haven't had a genuine conversation in years. When their souls are switched by a magical force for seven days, they must learn to tackle the awkward and unfamiliar situation in each other's shoes.
An indebted young woman gets a proposal from a handsome man to apply for work on a luxury yacht with his boss, the difficult, infirm old chairman of a large company, where they can manipulate him to get their hands on his wealth.
Ki-Chul drives his friends out to a resort situated by an abandoned coal mine. His father owns the resort. When they get there, they cross paths with a spooky man who warns them about the coal mine. Later, the friends find themselves in a desperate situation and enter the tunnels of the abandoned...
Joo Hyeok and Joo Yeon spend an ordinary but happy day with their parents who run a small snack shop. One day, Joo Yeon goes missing with the news that a murder has occurred, and the more Joo Hyeok chases after the disappearing traces, Joo Hyeok faces unknown truths.
