I'm the Hero but the Demon Lord's Also Me Vol. 3 BQ6925

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!