Nai Hoi is married to Kumkaew's sister and his job is to take the village buffalo out to the city to sell and kill them. His wife is very sick and she really doesn't like the fact that he does this. There are many young village people that want to be a Nai Hoi. Anyway, his wife dies while he is away on one of these expeditions. Kumkaew blames him cause hewouldn't listen to her. Her sister also leaves Nai Hoi to her care and she vows never to let him have another wife.

Nai Hoi and his people travel from the countryside to the city to sell the buffaloes they have and along the way, they meet villains trying to steal and kill the buffaloes. Kumkaew goes with him to keep him away from other women.