Yiu-Kwok is a high school teacher, having a perfect family. Good times don't last long, when a student, Choy-Nam, falls in love with him. For dealing with a relationship with Mr. Seng, a beloved teacher of the couple, his wife Man-Ching requests a leave for a month. A midlife crisis mixing with pressure sends him into an emotional tailspin. Everything seems to lead him towards Choy-Nam, the forbidden fruit. History seems to repeat itself.