Sylar begins to loose himself in his new powers and things get worse when he comes into contact with his dead mother's DNA.  He's called on by Danko to help capture Rebel but he winds up helping him instead.  Rebel gives him the idea of impersonating Nathan and getting the President to stop everything.  Sylar takes it a step further and wants to become the President.  Elsewhere, Matt heads back to his ex-wife's house with their son while Hiro and Ando try to take on Building 26.