Mi-ja, who has been taking care of a retired teacher, Ms Park, invites several of her former students to her house 16 years after their graduation. Since the end of her teaching career, Park has been residing in the countryside, suffering from an illness while an ex-student, the kind and pretty Mi-ja cares for her.

Byung-du is a 29-year-old career criminal, working for the middle-rank enforcer Sang-chul. Burdened with a terminally ill mother and taking care of younger siblings, Byung-du is feeling financial pressure as a substitute patriarch. When the big boss President Hwang is cornered by a corrupt prosecutor, Byung-du volunteers for a whack job and wins the big man’s trust.