After her mother leaves home suddenly, thirteen-year-old Sal and her grandparents take a car trip retracing her mother's route. Along the way, Sal recounts the story of her friend Phoebe, whose mother also left.

For most of Ben's life, he has been a kid without a mom. He has his dad, who knows Ben doesn't like oatmeal and always hugs Ben before bed. And he has Sunshine, his loyal little dog, who is never far from his side. But his mom, who left when he was young, has just been a story, faint in his memory. Now he's about to spend a whole week with her on her remote island in the middle of the northern Minnesota wilderness. Though he's nervous about bears...

Twelve-year-old Addie tries to cope with her mother's erratic behavior and being separated from her beloved stepfather and half-sisters when she and her mother go to live in a small trailer by the railroad tracks on the outskirts of Schenectady, New York.