Lao Wang is a middle-aged man. He works in a security department of a college which is located at a big school town. He lives a calm life. Xiao Wang is a freshman. He has a conflict with his roommate and is taken to the security department by his counselor. In a room of this foggy winter day, Lao Wang and Xiao Li are tasting the life of their own, and something unexpected is just about to happen... The school town is waiting quietly for the next day as it always be.