DSVR-1827 [VR] [8K] Big-Assed Older Junior: Polite Language at Work ⇔ Casual Speech at the Hotel, Nail-Pounding Pistons, Rio Rukawa - Rio Ryukawa

Rukawa-san, an older colleague, joined the company mid-career. She speaks Kansai dialect, has excellent communication skills, and most of all, I can't help but notice her big ass... She's cute, clinging to me as her trainer... but I don't know how to interact with an older colleague of the opposite sex. Rukawa-san uses honorific language at work, but speaks casually at the hotel where we're on a business trip, which makes me feel uneasy. "Senpai, which do you prefer, butts or boobs..."