Thai martial arts thriller in which a group of bar workers use their fighting skills to resist an attempt to buy the bar. Khem (Than Thanakorn) is an orphan who still bears the painful memory of his father's murder when he was young. Khem has been looked after and mentored by Uncle Prao (Sura Sankum), owner of the bar and an expert in Muay Thai. He and his friend Chai (Sura Theerakon) earn money for the bar by staging, and just as often throwing, kick-boxing fights, but the stability of their lives is threatened by the attempts of a violent gang to buy the bar. When the situation inevitably turns ugly, Khem is forced to employ his martial arts skills for real, awakening a primal lust for violence and a burning desire to avenge his father's death.

Thai time-travel action film. When three young people from present-day Bangkok find a portal to the ancient city of Ayuthaya in Siam, they find themselves caught up in a bloody civil war. But can their knowledge of history help to save the city's innocent people from the tyrannical military forces of Ong Mien?