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Nabari no Ou
Friend and foe prove difficult to tell apart.
2008 · 1 season · 26 ep · 8.1 on TMDB
15In the shadows of society, rival ninja clans fight to control an ancient technique which holds untold strength. This coveted power dwells within apathetic Miharu, a fact the guy really couldn’t care less about—until the clans bring their war to him.
