 Facing a crisis involving her son Micah, a distraught Niki reveals her recent personal struggles to a friend. Pushing aside his own issues at home, Matt assists Audrey s investigation into another bizarre murder, but their pursuit of mysterious serial killer Sylar takes an unexpected turn. After failing to act like a "superhero" when faced with danger, Hiro questions his heroism. Nathan and his wife Heidi strategize how to win the congressional election. Claire is shocked to learn where her missing tape wound up. Meanwhile, her father H.R.G. is disturbed by news from one of his associates.