When a deadly plague turns the sick into zombies, a group of villagers in a royal kingdom flee for their lives from a horde of undead.
The Inspector Wasan, a cop under investigation by internal affairs but called back to duty to investigate the murder of a minister's daughter. He's joined in the investigation by Sergeant Thong and the young female officer Lieutenant Nalin, whose investigative style is the opposite of Wasan's. Meanwhile, the killer has Wasan in his sights, setting out to ruin him by exposing his role in a previous case.
The story of the relationship between the King who is renown for his ruthlessness and his subject who became his trusted steersman. They met when the King decided to disguise himself as commoner to see how his subject was doing. He befriend a commoner after a fight to decide who should win the girl’s hand. They become blood brother and the commoner was assigned to be his steersman. When there was an assassination attempt at the King, the steersman tried to evade the threat and cause the boat to run aground with death penalty. It’s time to see if the friendship is stronger than the rule of law that the King must have absolute authority over the life of his subject regardless of their personal relationship.
