I'm the Hero, but the Demon Lord's Also Me, Vol. 3

Life at Tsugari Bathhouse, a small public bath in Shitamachi, has finally returned to
normal—or so Yuuma thought! Naturally, strange visitors from another world are
invading! How will Yuuma react upon meeting our new heroines—a gentle, holy dragon
girl with a bottomless pit for a stomach, and a demonic dragon girl who’s a somewhat
good person!