1boy, 1girl, armband, arona's_sensei_doodle_(blue_archive), blue_archive, blush, hair_ornament, halo, hat, hoshino_ouka, looking_at_viewer, medium_hair, nurse_cap, pantyhose, pink_hair, red_eyes, school_uniform, sensei_(blue_archive), serina_(blue_archive), side_ponytail, smile, sweatdrop, white_background