In a not too distant future, Kein Maxwell, the last descendant of a lineage of professional killers, is the leader of a secret team of assassins.Working undercover for the department of defense, take care of the dirty work.The Orion inc. a multinationalat the service of the department, is creating problems, culminating in a deadly feud.Kein Maxwell and his team will have to fight a secret battle with the Orion inc., Between earth and space.