Sant Srikaewlaw

Fak, a young Thai man who leaves the monkhood to care for his ailing father. When he returns home, he finds his father has married a much younger woman. She is very beautiful, but she is also mentally unbalanced.

A group of five teenagers of the same blood-type 'O' become friends at art college. Prim has a crush on bad boy Art, while her friend Foon likes quiet Puen. The five form a band and survive freshman initiation rituals, but conflict erupts when romances break up the group's harmony.