Horny Ninja Rapes Virgin Priestess in Historic Japan

Ei, a handsome young man, and Miko, a beautiful teenage girl, find themselves in a compromising situation as they are both caught having sex with each other by their parents. As punishment for their actions, they are for*ced to engage in intercourse with various individuals within the household. Ei is taken advantage of by his mother while Miko is subjected to the whims of her father and older brother. Throughout this ordeal, both Ei and Miko experience intense pleasure and eventually become addicted to their new lifestyle of constant sex.