Dangerous Lesson

Kang-seo, a prestigious college student who lived as a tutor and a convenience store part-timer received a tutoring request one day. Kang-seo, who was tutoring the gangster's daughter, goes to bed with the gangster's newly remarried wife, and is soon threatened by the gangster.

Cast

Yoo Jung

Sae Bom

Sung Yeon

Seung Ha

Sang Woo