Arnold is a clever student who has won many academic awards. One day, he meets Bee who has an underground business of helping students to cheat their exams. Bee asks Arnold to join his cheating ring and offers him a lot of money. While Arnold is considering working with Bee, at his school, many students are not happy with the school’s disrespect of their freedom and they organize a big protest.
Near a coastal village of Thailand, a local fisherman rescues a stranger, who does not speak a word, offers him his friendship and names him Thongchai. When the fisherman suddenly disappears at sea, Thongchai slowly begins to take over his friend's life—his house, his job and his marriage.