Bewitched Area of Thousand Years (1991)

For a thousand years, a snake god has been imprisoned in a cave. He possesses a man, turning his arm into a snake. In this form, the man commits horrific acts of rape and murder. Twenty years later, he bites his own daughter, who is also transformed. With the help of her fiancé, a suitor who desires to marry her, and a sorcerer, she fights back against the evil snake god.