Exciting action-packed original fiction for younger " Doctor Who" fans, each containing two fast-paced, fun-filled adventures. The Doctor, Amy & Rory join an undersea exploration ship on the planet Hos in The Underwater War. When a virus infects the crew, they discover the ship is hiding a dangerous secret..." In Terminal of Despair", the TARDIS crew find themselves trapped in a quarantined spaceport where the waiting passengers have lost all hope of ever getting home. Can the Doctor save them?