STARS-823 I was once raped by a slut who I hated, and I was given a date sex drug, and the next thing I knew, he was being fucked non-stop until morning in a room at an inn... Hyakuninka

Monica, a second-year office worker, is going on a business trip with her section manager, who she doesn't like, but there are some bad rumors about him being a slut who's a new graduate. No matter what she hides, she herself was invited out for drinks a year ago when she was a new graduate and was involved in a suspicious situation. Due to these circumstances, he intended to be extremely careful on the day of his business trip, but due to Yoshino's clever trap, he once again falls into the poison fangs...