Do You Love Your Mom and Her Two-Hit Multi-Target Attacks? Vol. 3 (manga)

The Mother of all RPG Comedies!
At Shiraaase's request, Masato, his party, and-of course-his mother have journeyed to Maman Village. There, they learn that a demon known as the Queen of the Night is demanding a human sacrifice from the townspeople and offer to help in the hopes of getting a rewa?-er, out of the goodness of their hearts. But before they go demon-slaying, will they be able to soak their troubles away in a mixed-bathing hot spring...?!