Master of sci-fi horror Dan Smith delivers an action-packed adventure as secret organisation The Night House exposes the terrifying truth behind the Alpine Heights disaster.

Kyle and Lauren Dempsey believe their soldier stepdad is dead, killed in action in Northern Ireland. But then he turns up at their flat in the Alpine Heights tower block, terrifyingly changed.

One day later, a mysterious virus seems to be running rampant through the building and many residents are dead.

Nobody has ever discovered what really happened – until now ?