First title in the 4 volume 'Timewrym' series. Mesopotamia - the cradle of civilization. In the fertile crescent of land on the banks of the Tigris and Euphrates, mankind is turning from hunter-gatherer to farmer and from farmer to city-dweller. Gilgamesh, the first hero-king, rules over Uruk. The Doctor and Ace arrive in the TARDIS to witness man's first steps to the stars but another has also arrived.. .. in the city of Kish she is known as Ishtar the goddess, but to the Doctor's forbears on ancient Gallifrey she was a mythical terror - the Timewyrm.