When the strange message pod turns up at UNIT HQ, the Doctor and his assistant Jo suddenly involved in another dangerous mission for the Time Lords. The TARDIS takes them to Skybase One above the inhospitable Solos. It is the 30th century and the planet is about to gain independence from Earth's glorious empire. But someone on Solos has other plans and, alarmingly, the natives are slowly evolving into fierce-looking creatures. Contains bonus features....

The winter festivals of Old Earth were a time to huddle together against the cold; a time to celebrate being halfway out of the darknesss. But thre are some corners of the universe that the light never touches. Who knows what lurks in the dark and the cold between the stars? Here are twelve stories to remind you that we are not alone. That we are not safe. And whatever you do, don't blink.