It begins with just a few people falling ill. Another flu virus that spreads around the globe. And then the reports begin that people are dying.... When most of the world's population is wiped out, a handful of survivors are left to pick up the pieces. Cities become graveyards. Technology becomes largely obsolete. Mankind must start again.

The British government has created the Counter-Measures group, a specialist team that investigates strange phenomena and dangerous technology. This box set contains four of their adventures plus a behind-the-scenes documentary.