In the sequel to Day Zero, stepsisters Jinx and MacKenna must put aside their enmity and work together to rescue their little brother...and possibly save the world. A nonstop whirlwind of a read for fans of Marie Lu, Rick Yancey and Alexandra Bracken. RULE ONE: THOSE WHO PANIC DON'T SURVIVE IT'S AS TRUE NOW AS IT WAS THE DAY OUR WORLD EXPLODED INTO CHAOS Jinx Three months ago, all I wanted was to stay up...