IPZZ-925 - I got a massive hard-on watching my crush, the silent receptionist, getting plowed by the boss.

Aizawa, a sales guy, has a huge crush on the new, cold receptionist, Rin. He tries to get close to her, but discovers a dark secret: she's the boss's personal sex toy. Watching her get relentlessly plowed by the boss while she secretly enjoys it, Aizawa is torn between shock and an uncontrollable erection. Why does she stay silent while being used like that? A mind-breaking NTR masterpiece by Hiroyuki Kimura.