Adis Duangjan

Ananda has returned home from abroad. Unsure of his career plans, he accepts an invitation to act in a new movie for a famous director. During the filming in a small seaside town, Zoe, his American girlfriend from University, arrives for a week-long visit.

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.