Episode One - Kiss Kiss, Bang Bang
Captain Jack returns, as the Torchwood team reunite to fight a rogue Time Agent. The mysterious Captain John Hart is determined to wreak havoc, and needs to find something hidden on Earth. But with Gwen's life in danger, and cluster bombs scattered across the city, whose side is Jack on?
Episode Two - Sleeper
When a burglary turns into a slaughter, Torchwood suspect alien involvement. Who is Beth, and can she be as innocent as she seems? But when the investigation escalates into a city-wide assault, Jack realizes that the whole planet is in danger.
Episode Three - To The Last Man
Toshiko falls for a handsome soldier, trapped out of his time, who unwittingly holds the key to saving the world. When an old hospital haunted by ghosts from 1918, a crisis foreseen by Torchwood 90 years ago is about to reach its climax. Time zones are colliding and with life and death decisions to be made, will Torchwood be able to stop an explosive end for Cardiff?
Episode Four - Meat
Rhys discovers the truth about Torchwood and becomes part of the team as they investigate a mysterious alien meat supply. With Rhys in increasing danger Gwen is under pressure like never before. Will Rhys go too far? Will Jack ask too much of him? And can Torchwood save the alien from being used as cheap meat?
Episode Five - Adam
An alien with the power to change memories infiltrates Torchwood - can the team save themselves before it's too late? With Captain Jack caught up in memories of his lost family, and Gwen struggling to remember Rhys, it takes Jack's love of Ianto to reveal the truth. But there's always a price to pay.