When six-year-old Abel Cohen wanders off from her parents cabin in the woods of Maine, she is rescued by Zac Lipton, a girl barely older than herself, who knows her way through the trees because they are where she has spent her entire life. That meeting sparks a summer-long friendship filled with laughter, stories, adventures and, of course, spinning.

Fourteen years later they meet again, and after a rocky introduction, strengthen that bond of friendship formed so many years ago. Abel loves introducing Zac to the world shes barely glimpsed from her overlook in the woods, and Zac, in turn,...