The hot springs from the Youkai Mountain are getting quite popular lately. Every weekend all the youkai and humans like Reimu and sanae come and relax in them. And you, fly over there, get yourself ready for it somewhere hidden and get in it until...

Sanae: Aah! sanae covers her bare chest

Reimu: Aww, no need to cover yourself, sanae. We're both naked here😘 reimu giggles cutely