What is this place ? What do i suppose to do with them ?

The nest is the place of residence of the Albino Hoppou Childrens group․ Your soul may rest in peace here․ Originally called ＂Sweet dream house＂ from BEBE CARROT․

Surround yourself with towering shelves of forgotten tomes‚ their secrets waiting to be unveiled․ Originally called ＂Tales Attic＂ from OBAKE․