Doctor Who - The 10th Doctor Sourcebook

After sacrificing himself to save Rose, the Doctor regenerates once more and immediately has to defend the Earth from alien invaders in his dressing gown. Travel back to Pompeii, forward to the end of the universe and set off on a memorable voyage on the spaceship Titanic. Discover you are not alone, find out who Harold Saxon is and thwart the return of the Time Lords (again).