Erotic Heart Mother

Kazuhiko's father re-married a year ago. His new step-mother, Misako was a beautiful woman, and Kazuhiko can not get her out of his mind. As time has passed Yosuke, his father, has become very cool to her physical & sexual needs. As this is going on, Misako has been getting lewd phone calls and even receives a gift from her caller. As Misako...