Seon-Woo, who attended the university opening ceremony, goes outside to shake off the alcohol, and while taking a short break, drinks a drink offered by the popular figure Choi Yi-Hyun and passes out. Lee Hyun confines Seon-Woo, who has regained consciousness, in his house and makes him live in his house. In a life that is so affectionate and comfortable that it is hard to believe it is confinement, memories from his childhood flash through Seon-Woo's mind...
"Do you finally remember what you did to me?"
"I don't need pocket change, I will pay you back with my body."
Seon-Woo's imperial confinement diary to save Lee Hyun, who is bound by trauma!