Mongkut Dok Som

Kumkaew is forced to marry a very old man against her will. The man already has 3 wives, and when the wifes find out that he wants another one, they got very angry and bad things start happen. However, Kumkaew fell in love with Kongkiet, her husband's son, who is around her age. Later, he also falls in love with her, but both of them know it's wrong and they can't be together. However, one night Kumkaew gets heartbroken when she sees something she didn't want to see.