Shintaro, Tsumugi, and their supernatural friends decide to go to the occult research club's summer camp. As it's being hosted at Hisui's family's vacation home, they're treated to lavish service while they enjoy the beach and hot spring.
Hisui Springs
Hisuis Bad
Manantial Hisui
Manantial Hisui
Terme di Hisui
Fonte Termal Hisui
Источники Хисуи