SONE-972 "Making Me Do This at the Office... You're Such a Pervert..." Delivery Health Call Meets Super Serious Department Beauty Big-Tits OL! "Now I've Got Leverage, Time to Use This Secret for Some Wild Fun" Nanami Kodama

The male protagonist, while calling for an outcall tea service outside the company, unexpectedly encounters his overly serious female manager subordinate—a beautiful big-breasted OL. Meticulous at work, she secretly engages in this special service. Seizing this secret, he decides to blackmail her into wild, erotic training. Starting from a hidden spot near the company, he gradually trains this usually stern OL into an obedient sex slave, with endless perverted plays including office trysts, humiliating play, and intense sex. She resists while succumbing, ultimately completely yielding to desire.