Sylar begins to have an unexpected identity crisis while continuing his partnership with Danko. Hiro and Ando take measures to take down Building 26. Matt’s newfound fatherhood changes his plans. Nathan comes up with a plan to correct his government operation.

Angela reveals the dark secrets that have haunted her for years, while Mohinder learns that his father was involved in a long-forgotten government operation.

Someone close to Danko is put in the line of fire as he spearheads the anti-superhuman operation. Meanwhile, Noah’s marriage continues to crumble while Hiro and Ando continue their journey to save Matt. Angela faces some demons from her past.

Nathan and Claire go hiding in Mexico. Danko’s plan to destroy everyone with abilities is set into motion with an unlikely ally. Meanwhile, Angela and Peter seek refuge in a church and begin to mend their broken relationship.

Danko considers releasing Tracy so she’ll lead him to Rebel. Elsewhere, Angela seeks help from an old friend (Swoosie Kurtz); Hiro and Ando continue their latest mission chosen by Rebel.

Sylar finds his father and learns that he is dying of cancer. Claire contemplates whether she should help Eric Doyle. Nathan and The Hunter engage in a power struggle over operations of Building 26.

Acting on a tip from “Rebel”, Peter and Matt head to Building 26 to find Daphne. Claire helps Alex escape and is assisted by her mother, Sandra. Sylar and Luke hunt down a place Sylar’s father once visited.

Matt interrogates the captured Noah to find out how he began working with Nathan to abduct those with abilities. The information Matt uncovers leads Peter to confront the Hunter.

Nathan’s plans face exposure when the President orders Homeland Security to start an investigation. Sylar embarks on a road trip to find his father with assistance from Luke, unaware of their pursuit by Nathan’s agents. Elsewhere, Matt’s prophetic images lead Hiro and Ando to India and the Heroes receive help from a mysterious ally.