As Heroes Season 4, episode 4 entitled, “Acceptance,” begins, Angela Petrelli’s old society friend, Millie, returns, introducing her daughter as part of a plot to reveal an old Petrelli family secret.
As a boy, Nathan committed a crime but he has no memory of it.
Angela tries to help him remember but must balance out to avoid helping him remember too much of who he is while making him understand that he has to try and make amends for this crime.
Tracy tries to get her old job back.
Hiro tries to distract himself of his own troubles by saving others.