Peter must face the consequences of his actions and also meets a new female hero. Claire deals with others knowing about her ability. Samuel fights to find his brother Joseph's memories. When Sylar returns, Matt must struggle with his own inner demons.

Cast: Jack Coleman, Greg Grunberg, Hayden Panettiere, Zachary Quinto, Milo Ventimiglia, Louise Fletcher, Madeline Zima, Deanne Bray, Rick Worthy, Dawn Olivieri, Daniel Newman, Assaf Cohen, Robert Knepper, David Pompeii, Edwin Kho