Hiro discovers that his life is a comic book written by Isaac Mendez.
Mohinder enters his apartment and then is attacked by a guy working for the man with the Horn Rimmed Glasses, he meets a girl who saves him from the attacker, he discovers that she is a good friend with his father.
Niki is still recovering from the murders of the 2 guys in her garage, she and her son go out of town to avoid any police or cops getting suspicious.
Claire is still trying to stay cool after saving the man from the fire in the train in "Genesis", a man with the fire department comes to her school, she tries to explain but another girl on the cheerleading squad "said" she was the one who saved the man. She then discovers that the tape containing her attempted suicides is gone!
In this episode we also meet Matt Parkman, a officer of the law who lives in Los Angeles, California. He discovers that he can read minds, he finds a girl that was in a house containing 2 corpses from a murderer. One of the FBI workers become suspicious that he might be working for Sylar or might possibly be Sylar and arrests him.
Hiro goes to meet Issac Mendez and finds Issac's body dead on the floor with his forehead cut open and his brain taken out. The police infiltrate Isaac's apartment and find Hiro with a gun in his hand, thinking that he killed Mr. Mendez.
Niki uses the map and digs up what seems to be a skeleton of someone...
Claire's father (The strange man with glasses) tells Claire that he has set up a meeting with her real parents, we then find out that he found the tape of her attempted suicides.
We cut back to Peter and Nathan talking on a rooftop, Nathan finally confesses that he has the power to fly. Peter becomes angry and then realizes he can float/fly as well!
Finally at the end of the episode, we see Hiro as he talks with police officers about what happened, they then call his friend in Japan, he then says that he hasn't seen Hiro in almost five weeks! Hiro then looks out the window and sees a massive "Apocalypse" type explosion, he then goes back in time where he is back in the train.
Source: TV Fanatic