Matt enters the private security business and receives an objectionable client. Suresh finds another person on the list. As her home-life worsens, Claire strives to learn more about her birth parents. Hiro and Ando get sidetracked in Vegas again while searching for the sword. Nathan is forced to deal with a secret from his past. Still indebted to Mr. Linderman, Jessica resorts to unsavory methods that could spell doom for a fellow hero.

Peter faces unexpected consequences for his heroic acts and encounters a reluctant new hero. As Claire continues to adjust to college life, she must figure out how to deal with her ability having been revealed. Meanwhile, Samuel moves heaven and earth to recapture the memories of his late brother Joseph. Elsewhere, Matt struggles with his internal demons as Sylar mysteriously resurfaces.

H.R.G. recruits Matt to help him take down Samuel, as they use his long-lost love, Vanessa, to lure him to them, but Samuel has his own plans for Vanessa in the works. Meanwhile, Hiro and Ando go to extreme lengths to save Dr. Suresh. Elsewhere, Peter's introduction of Emma to his mother brings forth visions of a very grim future.