Weevils are being kidnapped from the streets of Cardiff, and Torchwood want to know why. Still struggling with the end of his relationship with Diane Holmes, Owen is sent undercover to find out who's behind the kidnappings and soon befriends the charismatic Mark Lynch. Beneath the veneer of city life, Owen discovers a shocking subculture: can he avoid being sucked in?

The increasingly fractured Torchwood team are faced with fragments of their pasts and visions of their futures when the Rift begins splintering time all over the world. When the team's tensions reach boiling point, can Jack save the planet from certain disaster without the support of his team?