The Fallen (The Enemy)

He didn't know exactly what he was expecting on the other side of the door. But it wasn't this.

The sickness struck everyone over fourteen. First it twisted their minds. Next it ravaged their bodies. Now they roam the streets - crazed and hungry.

When the Holloway crew arrives at the Natural History Museum they find a new group of survivors. These kids are different, though. Rather than fighting, they're looking for a cure. All they need are medical supplies. But to get them means a journey down unknown roads - and hiding in the shadows is something they never could have imagined.

Suddenly it's not so clear who - or what - they're fighting. . . .