When a lothario is killed, Castle and Beckett suspect that the victim’s mysterious double life holds the key to his murder. Their investigation leads to a shocking twist that threatens…

Peter travels to Primatech in Texas to destroy the virus, but not everything is what it seems. Hiro continues the pursuit of his father’s killer, while Matt pursues the last…

Peter and Caitlin learn about the endstage effects of the Heroes virus. Many of the Heroes work together to fight the Nightmare Man. West is shocked to the identity of…