Plum Blossom (2000)

A tender coming of age story about two teenage boys who embrace growing pains in a hard way. Teenage hormones are difficult to be restrained. High school senior, Ja-hyo is seduced into his first sexual experience by classmate Ha-ra, who eventually kills herself when he ignores her. Since then, he immerses himself in loveless sex until he meets cheerful nurse, Nam-ok. Meanwhile, his pal Su-in has developed a crush on, Jeong-hye his teacher, which is socially taboo.