Song for Chao Phraya (Thai: น้องเมีย; RTGS: Nong Mia; lit: "wife's younger sister") is a 1990 Thai drama film directed by Chatrichalerm Yukol.
Prang, his beautiful wife fled him to Bangkok to become the star in order to enhance the well-being of the family.
So he cruised to Bangkok to find her when she refused, Sang was so upset that he drank and became a failure.
When he was drunk, he tried to rape Tubtim his wife's younger sister, but she managed to escape.
Finally became Tubtim, who is just a teenage girl who takes care of his little children and is the one who bears all the troubles.