Poot Pitsawat (1995)

Marut stumbles upon a beautiful ghost by chance, Dao. He is immediately smitten by her, but things are not as they seem. Dao is a ghost that acts as a succubus for a scarier entity. Marut helps Dao break free of this monstrous entity. Dao becomes human one day and the two live as a married couple. However, Marut's mother refuses to accept Dao. She brings another woman into the home and with black magic, this woman is able to conquer Marut's heart. Marut becomes a completely different man and begins to treat Dao badly. He even physically harms her at times. Will Dao be able to save the man she loves from the dark magic that clouds him? How will Dao and Marut overcome the natural life cycle?