Game Tomodachi no Onnanoko to Onsen Ryokou de Yaru Hanashi NTRver.

What if... Sakamoto hadn't step into the scene where Mari was taking a mixed bath with a group of strangers? Mari Himeya goes on a lovey-dovey hot spring trip alone with her game-loving boyfriend. However, her boyfriend becomes obsessed with the retro games at the hotel and leaves Mari alone. Unknow