A young Japanese woman with a large bust receives training from her father in law, while her mother is absent. A despicable father who cheats on his wife by impregnating his daughter, all while her mother is away.
A voluptuous daughter, trained in law by her father for three days without her mother\'s knowledge, finds herself pregnant after a forbidden encounter. As a twisted father and husband, he forces his wife to watch as he ravishes their daughter in various positions, eliciting a mix of horror and arousal.
