A guy who is into ska music, finds himself fascinated by Thai traditional music after meeting a great Thai traditional music songwriter and getting involved in a Thai traditional music rivalry.

Ping, a young nobleman, has retired from the service of the crown in order to become a musician. He becomes a student of Master Duang, a famous musician. Master Duang owns a mysterious drum called Perng Mang, which has the power to bring success or death to people.

Colonel Phao is assigned to lead a force to sweep and close down all unauthorized Thai music schools, including the school of Khao, who had created a grudge in Colonel Phao's heart when he was a child.