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...

1: Dark Rain by Ken Bentley. Introducing: Tim Treloar as Russell, Bernard Holley as Ridley. Months after the plague, storms batter the country. As Abby resumes the search for her son, Jackie and Daniel fight for their lives.

2: Mother's Courage by Louise Jameson. Introducing: Fiona Sheehan as Molly. The search for Peter leads to Aberystwyth, and a community of women who have cut themselves off from the outside world. But what appears to be a safe haven could be nothing of the sort...

3: The Hunted by Ken Bentley. Introducing: Tim Bentinck as Irvin Warner. Greg, Daniel and Russell need the help of survivalist Irvin Warner, who is hiding out in the Brecon Beacons. But predators are roaming in the barren countryside too...

4: Savages by Matt Fitton. Wounded, split apart and fighting for their lives, the survivors discover that survival isn't everything...