2boys, animal_ear_fluff, arabian_clothes, bare_shoulders, bed, chaldea_uniform, closed_eyes, comic, earrings, ears_down, face_in_pillow, fate/grand_order, fate_(series), gilgamesh_(caster)_(fate), gilgamesh_(fate), greyscale, hair_between_eyes, head_chain, horns, hoshiyume_yashiro, jewelry, long_hair, long_sleeves, monochrome, multiple_boys, open_mouth, page_number, pillow, ponytail, queen_of_sheba_(fate), romani_archaman, short_hair, sleeping, smile, under_covers