Counterterrorism agent Jack Bauer fights the bad guys of the world, a day at a time. With each week's episode unfolding in real-time, "24" covers a single day in the life of Bauer each season.

A scientific experiment gone wrong. Mankind is on the verge of extinction and the world itself faces its darkest hour. Peter, Alisha, Carlos, Fiona, Luke and Lucia wake up in an abandoned hotel in 2018. Together they will try to uncover what triggered the beginning of the apocalypse and try to reverse the wormhole before all is lost.