After attending the university's semester kick-off party, Sun-woo goes outside to get some fresh air. While outside, he drinks a beverage handed to him by Choi Yi-hyun, a popular figure, and passes out. When Seon-woo wakes up, Yi-hyun confines him to his house and makes him live there. Despite being captive in an unbelievably cosy and friendly environment, memories of Sun-woo's childhood come flooding back to him... “Do you finally remember what you did to me, hyung?” “I don't need money, just pay me back with your body.” Journal about Sun-woo's emperor-style confinement to save the traumatised Yi-hyun!