Mit, a hotel manager in Chiang Mai, is going to Krabi to attend a wedding during Songkran festival. On the way, his car has an accident, so he has to hire Bang-ern, a bus owner to drive him to Krabi. The bus is tumbledown and Mit has no better choice, he is forced to take this bus. While driving to Krabi, they experience many troubles and later become new buddies who make chaos in Songkran festival.

Tasit Sinkanawiwat
as Mit

Jaroenporn Onlamai
as Bang-Ern

Achita Sikamana
as Pim

Preeyada Sittachai
as Fah

Suteerush Channukool
as Man in Black

Sombat Metanee
as Fah's Father

Dam Datsakorn
as Pim's Father

Jaturawit Kalamit
as Groom

Chananchida Sophontechawanit
as Bride

Patsapong Jittateerarote
as Bishop