After learning the truth about Jordan, Adam’s professional conscience is piqued.

Aided by the Rattigan Academy, the Sontarans establish a covert base at the mysterious ATMOS Factory. Can the Doctor stop the Sontarans from unleashing a potent terror that will bring…

The Sontarans continue their evil plot and begin to “choke” the Earth. The Doctor and Donna, now teamed with Martha have to stop them! Can they save Earth before it’s…

A public demonstration of Grayson’s technology has terrible consequences; Lucy joins the undead; Van Helsing’s revenge against Mr. Browning and Lady Jane leads to a confrontation with Grayson; Mina discovers…

While Mina recovers, Harker decides to join the Order of the Dragon; Browning searches for his children; Lady Jane gets ready for the ultimate vampire hunt.