"Plaai Krung" is a cursed song where everyone who sings this song, will die from bleeding. Maeyakorn, the fiddle player, need to help Yot, the heir of this song's composer, to find out the truth when her friend and teacher died after singing this song. They then find out that composer of this song is teacher Terd not Pook. Terd's spirit is still here with that song and will kill everyone who sings it.