I have acarophobia (extreme fear of very tiny bugs), so I’m still trying to figure out why I couldn’t put down Holly Goddard Jones’ dystopian novel in which the only common enemy is the deadly virus-carrying miner tick.

In an undisclosed near future, the United States has been divided into Zones. A giant, vibrating Wall separates the tick-free safe zones from those that are infected. When a group of rich adventure seekers heads out on an organized wilderness tour to see what remains of nature, what could go wrong?