Vault

More gripping than The Hunger Games, The Vault by Emily McKay is the third in this series following on from The Farm and The Lair.
In a world where vampires rule and teenager humans are quarantined as a food source, there is only one choice: resist or die.
But fighting the Ticks comes at a terrible cost to twin sisters Mel and Lily and their best friend Carter - with Lily exposed to the Tick virus ...