This groundbreaking drama is a roller-coaster ride that unfolds in real time. From midnight to midnight -- covering a 24-hour day over the course of a season -- each episode will have its own resolution, but the clock will never stop ticking. Theepisodes take place on Presidential primary day in L.A., where Jack Bauer and his elite team of CIA agents uncover a plot to assassinate Presidential nominee David Palmer. With only 24 hours to identify the killer and save Palmer's life, Jack must also deal with his strained marriage and the sudden disappearance of his teenage daughter.  With moles at his office Jack doesn't know whop to trust anymore. The clock is ticking...