Bangkok Film Studio

Korean family made up of taekwondo experts moves to Thailand, where they set up a taekwondo gym. However, one member of the family, Taeju, wants to become a famous pop singer instead. The family becomes famous after stopping treasure robbers.

A man released from prison learns that his brother has been brutally beaten and left in a coma. As he tries to find those responsible, he learns his brother has become involved in a violent underground sport run by criminal gangs, and joins a team in the hope of getting revenge.