Randall Bentley

Distraught Niki reveals her recent personal struggles to a friend; Matt assists Audrey's investigation into a bizarre murder; Hiro questions his heroism; Nathan and his wife strategize to win the congressional election.

Peter learns that someone close to him may have betrayed him and Claude (Christopher Eccleston); the radioactive man (Matthew John Armstrong) and Hana Gitelman (Stana Katic) drop in on Matt.

A sudden manifestation of one of Peter's forgotten abilities throws him and Caitlin into a crisis situation; heroes band together to fend off the "nightmare man"; West learns who kidnapped him as a child; Hiro's journey takes a dramatic turn.

The tragic events in Texas have serious repercussions for many of the heroes, their families and friends; shocking details about the moments leading up to Isaac's predicted New York nuclear bombing.

Matt and Ted Sprague (Matthew John Armstrong) take H.R.G. and his family hostage in their search for answers, which leads to an explosive showdown.

A new hero emerges in New Orleans; Angela Petrelli makes a shocking confession as new information about the heroes is revealed; Maya and Alejandro make a grim discovery.