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.
The only men she ever 
interacted with were family.
‫الرجال الذين تفاعلت معهم من العائلة فقط.
Ihren einzigen Kontakt zum männlichen
Geschlecht stellen Familienmitglieder dar.
Les seuls hommes qu’elle connaît
sont de sa famille.
Gli unici uomini con cui abbia mai avuto
a che fare facevano parte della famiglia.
Os únicos homens com quem
ela interagiu eram da família.
Она общалась с мужчинами
только из своей семьи.