One day, nobody dies. All across the world, nobody dies. Day after day, the phenomenon continues. And a secret British institution named Torchwood seems to hold the answers... CIA agents Rex Matheson and Either Drummond investigate the only two surviving members of the team - Gwen Cooper, who has retreated to o remote Welsh hideaway with her husband and new baby, and the mysterious, brilliant Captain Jack Horkness. But they soon find themselves on the same side, fighting the greatest threat to humanity ever known - humanity itself.