With President Payton (Alfre Woodard, "Desperate Housewives") facing life-and-death decisions every day, top CIA analyst Charleston Tucker (Katherine Heigl, "Grey's Anatomy") must use her moral and political judgment to advise on the most vital security issues facing the nation. Complicating her life are the mysterious circumstances surrounding the terrorist attack that killed her fiancé, Aaron, the president's son! Navigating a complex personal life and a pressure-cooker profession is a challenge, but when the clock strikes 2 a.m., she is all about her job: protecting the nation, serving her president, and bringing the perpetrators for her fiancé's murder to justice.