Mari lives with her husband and father-in-law. Just when she thought her happy life would continue, she is attacked by her sexually frustrated father-in-law. From then on, she is raped and impregnated every time her husband is not around... in the middle of the day when everyone is asleep! She didn't want to, but as she is raped and creampied, the chaste wife falls into a lustful bitch who seeks pleasure herself.