Rule 34 Dev - 1boy 1girl aka_mikan alternate_costume artist_name expressionless fingernails glasses greyscale hair_between_eyes highres land_(sousou_no_frieren) long_hair looking_ahead looking_at_viewer monochrome neckerchief ponytail short_hair sidelocks smile sousou_no_frieren twitter_username ubel_(sousou_no_frieren) upper_body|22892100543