When Euan's date, Lindsay (NORA ZEHETNER), announces to everyone that she wants Euan to deflower her when she turns 18 at midnight, Euan, Mike, Chau, Status and Liz recall their own first sexual encounters. All of the friends except for Chau realize that their first time was not all that memorable--causing Lindsay to rely on Chau for this special occasion.

As people around the world find their lives disrupted by their new, extraordinary abilities, authorities investigate several bizarre, gruesome murders -- Greg Grunberg joins the cast as Matt Parkman, a policeman who can hear other people's thoughts, Clea Duvall and Nora Zehetner guest star. -- Outside a bizarre, gruesome crime scene, Los Angeles beat cop Matt Parkman is the only one who can hear the cries of a missing little girl. Claire almost reveals her secret ability to the entire school after learning that her injury attempt tape has disappeared. Thinking she?s going crazy, Niki loses another block of time after waking to find some brutally murdered thugs in her garage, only to be confronted by Social Services about son Micah. While office drone Hiro investigates New York, Nathan confronts Peter following his plunge off a building.

Two heroes together are stronger than two heroes apart, Leonard Roberts joins the cast as D. L. Hawkins, a fugitive that police can't hold -- Hiro (Masi Oka) and his buddy embark on their heroic journey to New York, when they are stopped by a Vegas high-roller who offers them a deal they can't refuse. As H.R.G. (guest star Jack Coleman) sets up a meeting for his daughter Claire (Hayden Panettiere) with her biological parents, she hopes that questions about her newfound indestructibility can be answered. Meanwhile, Isaac (Santiago Cabrera) receives another confusing call from Hiro, but Peter (Milo Ventimiglia) is there this time to pick up the phone and relay a life-saving message. Suresh (Sendhil Ramamurthy) bids farewell to Eden (guest star Nora Zehetner) as he heads back to India to bury his father. An unexpected visitor shows up at Niki's (Ali Larter) home.

The "Heroes" continue to discern and test their newfound abilities -- As the "Heroes" continue to test their newfound extraordinary abilities, Claire (Hayden Panettiere) tries to maintain a normal social life when a romance with the football quarterback takes a tragic turn. While Hiro (Masi Oka) convinces his friend that they are destined to travel to America to save the world, a frightened Niki (Ali Larter) follows instructions from a mysterious, unknown source that directs her to the middle of the desert. Meanwhile, Nathan (Adrian Pasdar) uses Peter's (Milo Ventimiglia) accident to propel his political campaign. The elusive Sylar is being hunted by both Matt (Greg Grunberg) and the FBI, as well as Suresh (Sendhil Ramamurthy), whose father's journal leads to potential clues. Santiago Cabrera, Tawny Cypress and Noah Gray-Cabey also star, and Clea Duvall and Nora Zehetner guest star.

High-schooler Brendan Frye s (Joseph Gordon-Levitt) piercing intelligence spares no one. Brendan is not afraid to back up his words with actions, and knows all the angles; yet he prefers to stay an outsider, and does until the day that his ex-girlfriend, Emily (Emilie de Ravin of Lost), reaches out to him unexpectedly and then vanishes. Brendan's feelings for her still run deep; so much so, that he becomes consumed with finding his troubled inamorata. To find her, Brendan enlists the aid of his only true peer, The Brain (Matt O Leary), while keeping the assistant vice principal (Richard Roundtree) only occasionally informed of what quickly becomes a dangerous investigation. Brendan s single-minded unearthing of students secrets thrusts him headlong into the colliding social orbits of rich-girl sophisticate Laura (Nora Zehetner), intimidating Tugger (Noah Fleiss), substance-abusing Dode (Noah Segan), seductive Kara (Meagan Good), jock Brad (Brian White), and most ominously non-student The Pin (Lukas H

High-schooler Brendan Frye s (Joseph Gordon-Levitt) piercing intelligence spares no one. Brendan is not afraid to back up his words with actions, and knows all the angles; yet he prefers to stay an outsider, and does until the day that his ex-girlfriend, Emily (Emilie de Ravin of Lost), reaches out to him unexpectedly and then vanishes. Brendan's feelings for her still run deep; so much so, that he becomes consumed with finding his troubled inamorata. To find her, Brendan enlists the aid of his only true peer, The Brain (Matt O Leary), while keeping the assistant vice principal (Richard Roundtree) only occasionally informed of what quickly becomes a dangerous investigation. Brendan s single-minded unearthing of students secrets thrusts him headlong into the colliding social orbits of rich-girl sophisticate Laura (Nora Zehetner), intimidating Tugger (Noah Fleiss), substance-abusing Dode (Noah Segan), seductive Kara (Meagan Good), jock Brad (Brian White), and most ominously non-student The Pin (Lukas H