Shitsugyou Kenja no Nariagari ~Kirawareta Sainou wa Sekai Saikyoudeshita~ - Vol. 7 Ch. 65

[MangaDex]

 

[NicholasTurner]

If the demons just used her power to restore their magic - and ergo feed them - she would be an infinite food source.

 

[Godc0re]

I'll be honest, I'm struggling to follow what the hell is going on. Why are they making a human dungeon...that is a hot springs bath?

 

[Moridin69]

Onsen dungeon! Next up, Lust in a an onsen and then kimono.

Pretty sure they are going to 'hide' in it while MC fights the 3 Demon Lords. Dungeons are effectively indestructible, so the citizens won't die during the fight.