Ex Nihilo

Ex Nihilo is the twelvth episode of the sixth series of Doctor Who. It is also the first part of this series finale.

Synopsis
"In all of time and space, all life weeps for the end!" - Valmont Syx

The Doctor finally hears the 'Song', and now that it has breached the TARDIS, he now knows how dangerous this legend must be. Following clues left by the Time Lords and many other civilizations, the Doctor, Amy and Rory become ensnared in a treasure hunt for the most dangerous artifacts in all of creation.