Wolf Girl and Black Prince manga volume 10 features story and art by Ayuko Hatta.

It's Erika and Kyoya's first hot springs trip! Erika can't wait to go, but something seems off about Kyoya. When the trip arrives, the pair have a blast sightseeing around town. Back at the inn, however, as the evening draws on and tensions begin to rise, Erika is totally unprepared for what she finds when it's time to finally turn in.