FAYZ1 Book two: Envy

Envy is the second book of the FAYZ1 series. In it, the barriers of the FAYZ are inside as well as out. Mutatations come commonly now and the human side is against it. A tyrant known as Zil rises up with his new Human Crew, determined to wipe out every mutant no matter the cost. Will there be a freak who's safe?