A gorgeous, voluptuous, big-breasted boss you've always admired appears! Enduring agony over her presence at work, you can't hold back any longer. Finally, your chance arrives during a two-day, one-night training trip! At the hot spring inn's social gathering, you discover her hidden erotic side. Secretly peeping on female coworkers together with her in the bath, you eventually seduce your boss in her room and creampie her. But then, a shocking truth emerges—other employees were also secretly sleeping with her!