Mother and son incest in Hunan, feeling after a trip to Sanya, licking pussy and touching breasts, forcibly having sex with stepmother.

The film follows an ordinary mother and son from Hunan who, during a vacation in Sanya, succumb to forbidden emotional entanglements amid the relaxed tourist atmosphere. At the beach resort, the son develops intense desire for his stepmother, starting with intimate contact—licking her private parts and fondling her breasts—before giving in to impulse and mounting her for fervent incestuous sex. The story centers on the conflict between familial ethics and carnal impulses, revealing hidden passions beneath the allure of a tourist paradise.