Nico, Voldemort's Older Brother (Being Rewritten)

(The rewritten version is up) What if Nico had a younger brother? One that wants to take over the world? Not just the world, but wants to achieve immortality? Nico wanted a quiet life-as quiet as a demigod can get. Instead, he gets kidnapped by the Order of the Phoenix and is judged by the actions of his half brother...