Fallout

The tragic events in Texas have sad, serious repercussions for many of the “heroes,” their families and friends. Meanwhile, shocking details about the moments leading up to Isaac’s predicted New York City nuclear bombing are revealed. Later, Issac’s newest painting has fascinating future implications for a hero in crisis. Suresh takes the first steps along his new path. Matt and F.B.I. Agent Audrey Hanson pursue a break in the Sylar case. Horrified by Jessica’s recent actions, Niki makes a tough decision to protect her family.

Shades of Gray

When Sylar comes face-to-face with his long lost father, the reunion proves to be what he least expected. Elsewhere, after receiving a tip from “Rebel”, Claire must decide if she will help her sworn enemy, Eric Doyle, evade capture. Meanwhile, as “The Hunter” plans to uncover the Petrelli family’s secrets and take control of Nathan’s operation, Matt finds himself in the spotlight and on the verge of leveling Capitol Hill.

Jump, Push, Fall

Claire and her new friend Gretchen investigate the death of Claire’s roommate Annie, while Noah comes to Peter for assistance. Samuel and Edgar recover the compass, Hiro realizes his new destiny, and Matt is tormented with mental images from a dangerous foe.

Hysterical Blindness

Samuel prepares for new additions to his family, while Lydia warns him of the consequences. Claire discovers that her roommate Gretchen may have a hidden agenda. Meanwhile, Peter finds an unexpected way to connect with Emma, who would prefer to stay distant. Elsewhere, a different side of Sylar emerges as he desperately tries to remember the person he used to be.

It's Coming

Nathan learns of his father’s plans, while Flint and Knox launch attacks on Hiro, Ando, Peter, and Claire. Meanwhile, Matt tries to revive Angela, Sylar meets with Elle, and Mohinder begins testing of his newest superpower formula.

Collision

Suresh finally tracks down one of his father’s fabled genetically advanced “supermen.” In Las Vegas, Hiro’s plan backfires when he cautiously turns time to his advantage at the gambling tables. Niki’s mafia debtors use their leverage to their benefit in a more elaborate scheme, while Nathan pays a personal visit to a wealthy Vegas contributor to raise additional campaign funds. Following a tragic turn at a bonfire, Claire’s uncanny healing abilities are put to the ultimate test, but according to Issac’s paintings, her future could be fraught with even more peril

Meanwhile, Matt’s abilities are gauged by a pair of men who seem to know a great deal about people with special gifts.

An Invisible Thread

Nathan faces off against Sylar to keep him from meeting the President. Sylar has his own plans for his new partner. Meanwhile, Hiro learns that there are repercussions to regaining his ability. Elsewhere, Matt is forced to go to extraordinary lengths to protect his future with his family.

Homecoming

As Mr. Bennet tries to protect his daughter by any means, Claire’s high school Homecoming celebration turns into a frightening night for many. Nathan and Simone work together to find Isaac’s painting for Peter, but this key to the future could lead to tragedy.

Meanwhile, Hiro travels back in time to right an upsetting wrong. As Niki puts a goal in sight, Micah spends time with his dad. Still experiencing strange dreams while in India, Suresh learns of a boy that might pull him back into his father’s research

Exposed

After receiving a tip from “Rebel”, Matt and Peter race to Building 26 to rescue Daphne and recover files that will expose the government’s plans for those with abilities. Claire finds help from an unlikely source in smuggling Alex out of the city. As Sylar and Luke continue their road trip, Sylar begins to have memories of his father that lead him to the truth about his mother. Meanwhile, “The Hunter” puts his own agenda into action with an explosive surprise for one of our heroes.

Brother's Keeper

Samuel learns just how powerful he can become and takes dangerous measures to reach his full potential. Meanwhile, as Tracy begins to lose control of her ability, one of her own comes in harms way. Elsewhere, Sylar continues his battle with Matt.

Lizards

Peter falls in with Irish gangsters who know about his past. Hiro works to contain the damage caused by his journey into the past. Kensei’s power will be revealed. Suresh locates and cures the Haitian. Matt investigates the murder of Mr. Nakamura. West comes to know of Claire’s powers. Maya and Alejandro enter Mexico and find their powers more of a hindrance than a help.

Acceptance

As “Nathan” starts displaying new powers, he has visions of an incident from his past involving a young girl and decides to investigate. Hiro tries to save a co-worker and learns a truth about himself. Tracy tries to regain her old life and job.

Building 26

Nathan’s plans face exposure as Homeland Security begins an investigation under direct orders from the President of the United States. Sylar and Luke embark on a road trip to find Sylar’s father, but are secretly being hunted by Nathan’s agents. Life gets complicated for the Bennet family as Claire goes into action to protect a young man with abilities from being captured by HRG. Elsewhere, Matt’s prophetic images lead Hiro and Ando to India and a mysterious ally comes to the aid of our Heroes

The Hard Part

Hiro and Ando’s determination is put to the test. Nathan wants to win the election and he’s taking drastic measures to ensure that he will. This episode will feature Sylar, his home life, and where he came from. Jessica and D.L. discover some of the stuff that Linderman wants from them and Micah. Also there is a new hero who is supposed to be holding the key to stopping Sylar.

Powerless

In Texas, Peter faces off against former friends due to Adam’s misleading story about the Shanti virus. Micah enlists the help of his mother to rescue Monica. Maya is shocked when she learns the truth about her new friend Sylar. Elle tries to make her father proud.

Run!

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.

The Wall

“The Wall” is the seventeenth episode of the fourth season of the NBC science fiction drama series Heroes, and the seventy-sixth episode overall. The episode aired on February 1, 2010.

A Clear and Present Danger

Three weeks after the destruction of both Primatech and Pinehearst, and the death of Arthur Petrelli, the now-villainous Nathan returns with a vengeance by persuading the U.S. President and the government to round up all people with abilities, leading to Claire, Ando, Hiro, Matt, Peter, as well as Tracy to become fugitives from the people who were their former allies.