#18 Dirty Duty■mp3 & instrumental ver. http://piapro.jp/t/oZ_Hhttp://soundcloud.com/sweet_revenge_k/dirty-dutyPlease wait■lyrics http://piapro.jp/t/TBfV ■illust http://www.pixiv.net/member_illust.php?mode=medium&illust_id=27682612 ■music by Sweet Revenge ( mylist/6632150 ) http://twitter.com/Sweet_Revenge_Khttp://soundcloud.com/sweet_revenge_k ■lyrics by sahara ( mylist/9713208 ) http://piapro.jp/sunahara ■illustrations by Jinbe http://www.pixiv.net/member.php?id=1474757