Matthias Schendel

Ninja Assassin follows Raizo, one of the deadliest assassins in the world. Taken from the streets as a child, he was transformed into a trained killer by the Ozunu Clan, a secret society whose very existence is considered a myth. But haunted by the merciless execution of his friend by the Clan, Raizo breaks free from them and vanishes. Now he waits, preparing to exact his revenge.

An ordinary guy suddenly finds himself forced to fight a gladiator-like battle for a dark website that streams the violence for viewers. In order to survive and rescue his kidnapped ex-girlfriend, he must battle Nix, a heavily armed and much more experienced fighter.