When a sudden outbreak turns a city's residents into psychotic, rabid killers, Jade must do all she can to protect her little brother Ryan from the horror. Their parents gone, their only hope lies with the mysterious Caleb Wyatt, a trigger-friendly boy in Jade's year at school. Alone in an infected, unfriendly world, Caleb and Jade must use every ounce of strength to stay alive for as long as they can. When Ryan disappears, Jade is determined to find him. But with other survivors thrown into the mix, who can Jade truly trust? And what is Caleb hiding? Cover background design by Chan Yee Kee.