Heroes: Season 4

Claire, back home in California, begins attending college, but is having difficulty adjusting when a mysterious death of a student during the orientation puts her back in the spotlight. In Japan, Hiro and Ando continue their quest to help people with abilities and go so much as to advertise themselves. Meanwhile, Angela fears Nathan/Syler will discover his true identity. Matt tries to settle down back in Los Angeles and raise his son and not worry about unexpected visitors. Elsewhere, Peter is using his ability for good when a mysterious carnival clan, led by Samuel Sullivan, arrives in town which could spell trouble for him and everyone else.

While facing the unexpected consequences of his heroic acts, Peter meets a reluctant new hero. Claire tries to adjust to college life and the revelation of her ability.

Hiro focuses on saving the lives of others. Angela Petrelli tries to help Nathan remember his past. Tracy wants her old job back.

Samuel prepares for new additions to his family. Claire's roommate might have a hidden agenda. Peter searches for a connection to Emma. Sylar desperately tries to remember his past.

Sylar starts on a path to rediscover his true identity. Hiro shows Emma the possibilities that go with having an ability. Peter searches for a healer for Hiro.

Sylar continues to torment Matt. H.R.G. asks Tracy for a favor. Gretchen and Claire are hazed by their new sorority sisters.

When Hiro travels three years into the past, he gets a second chance to save his one true love. H.R.G.'s past with his Primatech partner is revealed.

H.R.G. may be the source of Claire's troubles. Sylar's battle to gain full control of Matt's body escalates. Claire looks into the Sorority Rush attacks. Peter's new ability fits his job.

Samuel discovers how powerful he can become. Tracy starts to lose control of her ability. Matt and Sylar's battle continues.

H.R.G. hosts an unconventional Thanksgiving dinner. The Petrelli family receives a surprise guest. Lydia searches for the truth.

Unexpected visitors greet H.R.G. Samuel's plan starts to come to fruition. Peter Petrelli takes extreme measures. Claire's journey leads her to a strange destination.

Claire becomes increasingly suspicious of Samuel's motives. Hiro goes on a mission to rescue one of his own.

A restored Sylar seeks out the carnival for his own personal gain, but discovers a new weakness.

H.R.G. exposes Samuel's biggest weakness in an attempt to take him down. Ando and Hiro try to save Dr. Suresh.

Hiro subconsciously deals with his past decisions. Claire receives an unexpected visitor. Samuel's plan to impress Vanessa takes a frightening turn.

H.R.G. enacts his plan to take down the carnival. Sylar visits Matt. Peter warns Emma about Samuel's intentions.

Fueled by his vision of Emma, Peter tries to rescue Sylar. H.R.G.'s past in revealed. Lauren tries to stop Samuel.

Samuel's ultimate plan spells disaster for thousands.