#12 Until the Bitter End■mp3 & instrumental ver. http://piapro.jp/t/WfJhhttp://soundcloud.com/sweet_revenge_k/until-the-bitter-endhttp://soundcloud.com/sweet_revenge_k/u-t-b-e-instrumental ■lyrics http://piapro.jp/t/wCfE ■illust http://piapro.jp/t/E4L8/20100907205807 ■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 Rachel http://piapro.jp/hal_0