Confessions of a Married Pregnant Woman: The Mantis's Oath

Asako's pregnancy had reached a stable stage and she felt fulfilled both physically and mentally, but she's also feeling a little anxious. The source of her anxiety is her husband. He was a kind man who didn't gamble or drink, but when it came to relationships with women, he has a careless side. Furthermore, they haven't have sex in a while during her pregnancy, and she's worried that her husband might be cheating on her. Then, when Asako goes to the hospital for a regular checkup, she's raped by a fake doctor during the examination...