Omerta: Kochou no Yume no Hate
オメルタ ～胡蝶ノ夢ノ果テ～
Tokyo is divided between two rival mafia factions: the Dragon Head and the King Caesar organization. After being wrongfully implicated in a major incident, JJ, a renowned assassin, is forced to abandon his identity and go into hiding. However, his attempts to escape his past are complicated by new challenges that soon arise.