The Doctor and Donna visit London’s Technology Museum as people begin losing the ability to use everyday technology.
On the mechanical planet Calibris, the Doctor and Donna encounter a black market in a dangerous device called the Time Reaver.
Donna is swept into a fairytale romance in Goritania, but a skeleton army threatens her wedding and her new kingdom.
Jackie Tyler’s visit to Norwich is interrupted by an apparent alien invasion, prompting the Doctor and Rose to investigate.
In 1791, the Doctor and Rose meet the Chevalier d’Éon and confront the alien Consortium of the Obsidian Asp.
On the frozen satellite Coldstar, the Doctor and Rose face space pirates and a plan for revenge by the Ice Warriors.
Donna, Wilf, Sylvia and the Doctor join a haunted home makeover show where the apparent ghosts may be more than television trickery.
The Doctor and Donna holiday in the underwater city of Vallarasee, where a failing airdome puts thousands at risk.
In the deadly London smog of 1952, the Doctor and Donna discover an alien threat hidden in the fog.