Mukuchi na Ano Ko to Kizuitara Sauna de...

Naoki’s psyched to go on a group vacation with his friends… but then they all come down with a cold. Except for one person… The cold but quiet girl, Chiharu. He’s not thrilled that he’s suck on this trip with her, but he’s planning to make the most of the trip. When he realizes the place comes with a sauna, Chiharu speaks up and says that she likes them, and that they should get in together…? Huh…?.