Being raped in front of my husband - Masochistic infertility treatment II

Newlyweds Mayumi and Yosuke are pestered by their parents for their first grandchild. The couple, who are hoping to have a child but are having trouble, decide to have a gynecological checkup just to be sure. However, when they visit the obstetrics and gynecology department, a man pretending to be a gynecologist is waiting for them.