Based on the Southeast Asian mythology of the "Krasue." The "Krasue" is the floating head of a vampiric female ghost which has internal organs that hang from the ghost's neck.
Based on old Khmer folk tales similar to Cinderella and the Thai legend of Bla Boo Thong.
Tum, a novice Buddhist monk, and Teav, the daughter of a wealthy woman, fall madly in love in spite of both their backgrounds.