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.
By the way, we're twins.
‫نحن توأم بالمناسبة.
Somos gemelas.
Somos gemelas.
Comunque siamo gemelle.
A propósito, somos gêmeas.
Кстати, мы близняшки.
อนึ่ง พวกเราเป็นฝาแฝดค่ะ