Amber's Japanese father left when she was little, and her sister Bella was just a baby, so now she fills in the frustrating gap in her life with imagined conversations, and writes letters to Bella that seem to come from their father.

When his parents split up, Luke's mum drags him to Phoenix, a brand-new town in the middle of nowhere, and there he discovers that someone is plotting to wipe out the human race.

Ever since her mother left, Maia has struggled with depression, which has only gotten worse since her father remarried; so Maia decides run away to Canada to find her mother, together with Billy, a boy who now lives in a group home and has his own family tragedy--but when they finally arrive in Tadoussac, Quebec, Maia discovers that even her mother has been keeping secrets.

Two years after her parents' surprising and painful split, twelve-year-old Jo and her mom find themselves on the 100-mile hike on the Superior Hiking Trail along Lake Superior's north shore--a journey that Jo had always looked forward to hiking with her dad. It's not a situation that either of them ever predicted they'd find themselves in, yet here they are in the wilderness with their entire lives stuffed into a pair of thirty-pound packs. Along...

Twin girls Sarit and Allie have always been coached in basketball by their father, but now that their parents are divorced and he has moved away, Sarit is unhappy playing on the school team, and resentful that her sister still enjoys the game.