It's the day before the most terrifying event of Ben Seebold's life. And from the moment he first wakes up, it's clear that this day will be anything but ordinary. Looking down from his bedroom window, he spots a strange man staring up at him through the pouring rain. To make matters worse, he's got a sister he's convinced is trying to kill him-and a scratchy throat that just isn't getting any better.

For thirteen-year-old Ben, these problems are just the beginning. Throughout a series of increasingly strange happenings, he'll face unsettling warnings of upcoming dangers, watch his...