Wong, bodyguard to a tycoon, is fired by his boss's son after he fails to save his boss. Now, the assassins are after the son, who takes refuge in a slum. Wong, meanwhile, tackles the villain's goons.
Three young lives from the present are mysteriously destined to travel back in time through a portal to an old forgotten city. It is an era of civil war among the people of Siam where the fight is to protect the capital city of Ayuthaya from being conquered and overthrown.
Sudsakorn is a curious young man, raised in the ancient traditions of magic by his mystical grandfather. He never knew his farther. His mother, a beautiful mermaid is pained by his sadness, so sends him on a quest to find his father.