In this steamy hentai OVA adaptation by Queen Bee from chin's original Core Magazine manga, two seemingly perfect office ladies hide a shocking secret. By day, Mitsurugi excels as a capable secretary, while Nagihara shines in the tech department with her graceful demeanor. But at night, they transform into devoted masochistic servants at an exclusive "Maso Mesu Soap" establishment — a forbidden world of extreme submission and pleasure where boundaries blur.

Using innovative inmotion technology to bring the comic's erotic vision to life, this first part dives into their dual lives, intense service sessions, and the addictive rush of unlocking escalating taboo acts. Prepare for uncensored depravity as professional facades crumble under waves of forbidden ecstasy.