Season One

The first season of Heroes begins on the day of a solar eclipse. Various people throughout the world discover they have super-human abilities. One man, Mohinder Suresh uncovers his father's secret theory of human evolution to a new degree. Some people discover they can fly, change the space-time continum, heal rapidly, paint the future, and read people's minds among others. How they got their powers is a mystery. How they will use their powers is up to them. One thing, however, is known; their ultimate destiny is nothing less than saving the world…
Episodes

Genesis
Original Air Date: 25 September 2006
The series begins as the different characters discover their abilities, including Claire, the high school cheerleader who can not die, Nathan, a politician whos brother Peter claims he can fly, and other people with super-human abilities; Hiro, Niki, and Isaac. Also introduced is Mohinder, who is following his father's work after his death.

Don't Look Back
Original Air Date: 2 October 2006
Some characters have problems accepting the fact that they are in fact more than human. Hiro is lead to meet a dead Isaac, and realizes he traveled forward in time, and sees the future of New York City; an explosion that consumes the entire city. Matt, a cop who can hear what people say before they say it, is introduced and runs into trouble with his ability. The "villain" of the series is revealed to be Claire's father.

One Giant Leap
Original Air Date: 9 October 2006
Hiro and Ando travel to the US. Nathan publicly upsets Peter for apparent political gain. Claire wakes up during an autopsy and Matt sees a mysterious man with an unknown power. Meanwhile, Mohinder discovers a strange apartment and Niki struggles to take care of Micah.
Collision
Original Air Date: 16 October 2006
Hiro and Ando arrive to Vegas, where they gamble and win thanks to Hiro's powers. Niki is also taken to Las Vegas, where the mob boss she owes money to wants her to pay. Mohinder meets with Peter, who in the meanwhile, is starting to think that his power is absorbing powers of other people. Claire, after escaping the autopsy room, takes a dark turn in dealing with the quarterback who tried to rape her. Nathan is going to Las Vegas too, and he is seduced by Niki, who is ordered to sleep with him by the mob boss, so he can blackmail Nathan with inappropriate photos. In the end, a message comes from a dark and evil future.

Hiros
Original Air Date: 23 October 2006
Niki is questioned by police about her fugitive husband's whereabouts; Matt's relationship with his wife, Janice, benefits from his mind-reading abilities; Claire divulges her secret to her father; Hiro has a violent run-in with Las Vegas high rollers; Peter receives a life-changing message; and Mohinder contemplates leaving New York---and his father's research---behind.
Better Halves
Original Air Date: 30 October 2006