Jong-hwan's friend's daughter Seong-hye moves into his house. She messes up the house and drinks with her friends and even has sex with men in the house. One day, Jong-hwan ends up comforting Seong-hye who broke up with her boyfriend. They spend more time together and become dependent on each other. Afterwards, they fall for each other more than they should...

"A dangerous and thrilling encounter."