Shortlisted for the CWA Steel Dagger Award for Best Thriller of the Year

‘Frightening’ Mail on Sunday

They thought it was contained. They were wrong.

After decades underground in a forgotten sub-basement, a highly mutative organism – capable of extinction-level destruction – has found its way out.

Only Pentagon bioterror operative Roberto Diaz can stop it. With the help of two unwitting security guards, he has one night to quarantine this horror, before it destroys all of humanity.

Linwood Barclay‘Chilling end-of-the-world terror’

New York Times‘Pure entertainment’

Sci-Fi Now‘A gripping, fast-paced outbreak thriller’

chillingDaily Mail‘’

FrighteningMail on Sunday‘’

Blake Crouch‘Riotously entertaining’

Stephen King‘Gruesome, terrifying, pulse-pounding’ Stephen King‘You need to get on this right away’