Pain.... It's Actually An Ally... No Matter Where You Go, It Will Always Be Beside You. But The Best Part About It Is.... It Tells You That You Are Not Yet Dead! Kaito Arsean was just an ordinary teenager until he was forced to return to the country he was born in his dying father's request. The reason for this was for Kaito to join and replace him as the leader of an organization called Arsene's Assassins. After being crowned as their leader, Kaito is forced to become an assassin, kill hostile persons who gets in the way of their organization and gived himself the title "The Dark Arsene" Death.... It Will Always Follow You.... If It Doesn't Follow You Anymore, It Means You're One Of It...