Vio is an assassin that works in the organization called HR organization, a organization field with hybrids of many types and are trained to be assassins to take care of things on the outside world, where sometimes they need to capture, kill and more just to balance this world again *Vio is cold but sometimes not as well, his the oldest assassin of the HR organization and is a leader as well, pretty smart too, his already at 32 yrs old but still look quite young in his age*