When Konatsu visits her boyfriend's family home for the first time, she discovers a rule that makes her question his sanity... a gang rape practiced on the family's female associates, dubbed "bride training"... Konatsu is violated relentlessly by a family that is missing something. Aphrodisiacs, hand and foot restraints, toy training, forced penetration. Furthermore, she is gang-raped in front of her unsuspecting boyfriend, becoming so corrupted that she can no longer think. A psychopathic family's insane family gathering.