1boy, 2girls, ahoyhoi, bed, blanket, comic, door, greyscale, hair_ornament, hetero, hololive, indie_virtual_youtuber, knocking, maimoto_keisuke, monochrome, multiple_girls, nijisanji, oozora_subaru, oozora_subaru_(1st_costume), pom_pom_(clothes), pom_pom_hair_ornament, shigure_ui_(vtuber), short_hair, trembling, virtual_youtuber