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 SURVIVEIT'S AS TRUE NOW AS IT WAS THE DAY OUR WORLD EXPLODED INTO CHAOSJinxThree months ago, all I wanted was to stay up late playing video games and pretending the world was fine. With my parents' role in a massive political conspiracy exposed, I ended up on the run, desperate to rescue my little brother, Charles, from the clutches of The Opposition.I used to hate my father's obsession with disaster prepping. But as I fight my way across a war-torn country and into a secret military research facility with only my stepsister to count on, I realize that following Dr. Doomsday's Guide for Ultimate Survival might be our only hope of surviving to see Charles...