In a post-apocalyptic Britain three teenagers have to choose who to trust, and who to betray.Safe - Happy - Protected - Pure. That's how 14 year old Jade should feel after being rescued from the deadly Zoo Zone created 10 years earlier when a mutated virus jumped from animals to humans and killed 90% of the population. She is welcomed into The Pure stronghold but is tormented by not remembering her life before the rescue or what happened to her mother and brother.Thirteen year old Amber welcomes Jade into the safety of her family, unaware that her arrival will start a chain of events that could rip her world apart.Jet is on a mission for the Resistance when he learns that his younger sister, Jade, is in the city. He need to know why she is living with the enemy and what to do if she has betrayed them.