Though a powerful warrior goddess, Bishamonten suffers from taking on so many shinki. Among Bishamon's many shinki, a terrible plan is formed by one of her most trusted aides. This shinki has dangerous ideas and gets involved with the mysterious Stray. Kazuma has a sense that something is wrong, but can he figure out what exactly is going on? Meanwhile, Hiyori desperately wants Yato to fix her, but he is presented with a solution that's hard to accept. Will Yato fix Hiyori, even if it means he'd have to cut all ties with her?