A tribe of snake-men are out to wreak havoc on a Miao minority group. Old Chang is not only the witch-doctor of the Miao people, but he and his two sons also help defend them against the intruders.
Hin, a monk who, one day receives a letter from his younger niece announcing that his parents have been killed by gangsters, their house burnt and cattle stolen.
A Thai man marries a hill tribe girl who is kidnapped by gangsters.
A series of murders at a hotel (plus some missing money) has the police investigating the hotel staff. However, someone has actually been possessed by a ghost. After thinking they've driven out the evil spirit, a family takes possession of the property and move in, but the spirit returns.