MGMR-009 - A beautiful female colleague at a company is a hand magician who knows the male body well, an anal-focused M sensation girl named Kishii Eri.

A female employee named 'Eri' working at a certain company is actually affiliated with a high-end M sensation club, captivating men with pleasure every night. Unsatisfied with that, she treats her boss, a department head, like a pet and secretly enjoys lewd play even during the day in the office. One day, a male colleague discovers a sensation girl who looks exactly like 'Eri' on an adult website and witnesses 'Eri' and the department head secretly engaging in office play. The man visits the M sensation club where 'Eri' works as a customer and is manipulated by 'Eri's' techniques, being thoroughly defiled to the core!