2girls :d animal_ear_fluff animal_ears bannou_skill_no_rettou_seijo_~kiyou_sugiru_node_binbou_niha_narimasendeshita~ blonde_hair blue_necktie cat_ears character_request cleavage_cutout clothing_cutout cover cover_page dress grey_eyes grey_hair hair_ornament higeneko highres long_hair long_sleeves looking_at_viewer multiple_girls necktie novel_cover novel_illustration official_art smile white_dress wide_sleeves x_hair_ornament