Fünf Teenager sterben in einem Nachtclub, und Jack entdeckt ein außerirdisches Gerät. Am nächsten Tag wird die Leiche eines Weevils gefunden. Gwens Beziehung zu Rhys leidet unter ihrer Arbeit bei Torchwood, während Rhys versucht, sein Leben mit gesünderem Lebensstil und besserer Musik zu verbessern.
From Cardiff, Wales, the Torchwood team fights aliens. Captain Jack Harkness, from UK BBC Doctor Who TV series leads Gwen Cooper, and Toshiko Sato to a monster in a bathroom, a mystery at an army base, and stolen nuclear fuel rods. Meanwhile, Owen Harper vanishes from the hub, when a Second Reality game leads him to an ex-girlfriend.
The End of the World began on a Thursday night in October, just after eight in the evening...The Amok is driving people out of their minds, turning them into zombies and causing riots in the streets. A solitary diner leaves a Cardiff restaurant, his mission to protect the Principal leading him to a secret base beneath a water tower. Everyone has a headache; there's something in Davey Morgan's shed; and the church of St Mary-in-the-Dust, demolished in 1840, has reappeared - though it's not due until 2011. Torchwood seem to be out of their depth. What will all this mean for the romance between Torchwood's newest members?Captain Jack Harkness has something more to worry about: an alarm, an early warning, given to mankind and held - inert - by Torchwood for 108 years. And now it's flashing. Something is coming. Or something is already here.