In the farming town of Riverside in Washington, Toby Fuller is feeling more alone than ever. Nothing Toby did was ever good enough for his father, but he never expected his father to leave, to abandon him and his mother forever. He loses hope, until a scruffy golden retriever called Buddy follows him home from school. Though he’s struggling to walk, Buddy matches Toby step for step, never taking his eyes off him, as if Toby is all he needs in the world. And from that day on Buddy never leaves Toby’s side. 

A year after the death of his wife, Christine, Dan is barely holding on. But one thing gets him through the long, lonely nights and that is his cherished dog, Anni. When she is stolen from his front yard, Dan and his daughter, Lindsay, are devastated. Meanwhile in another part of town, Andrea Keller is recovering from the heartbreak of a messy divorce. After she rescues a defenseless dog from an abusive tenant, her life changes in ways she never could have anticipated.

A hungry, stray dog is the last thing Cara Butter needs. Stranded in Georgia with only her backpack and a few dwindling dollars, she already has too much baggage. Like her twin sister, Hana, who has broken Cara's heart one too many times. After a lifetime of family troubles, and bouncing from one foster home to another, Cara decides to leave it all behind and strike out alone - on foot.

Thirteen-year-old Abby Hubble lives in an unhappy home in the Sierra Nevada foothills where her father makes life miserable for her and her mother, Mary. One day Abby witnesses a man dump a litter of puppies into the nearby river. Diving in to rescue all seven, she knows she won’t be able to bring them home. Afraid for their fate at the pound, she takes them to an abandoned cabin, where all she can offer is a promise that she’ll be back the next day.

In the summer of 1969, 14-year-old Lucas Painter carries a huge weight on his shoulders. His brother is fighting in Vietnam. His embattled parents are locked in a never-ending war. And his best friend, Connor, is struggling with his own family issues. To find relief from the chaos, Lucas takes long, meandering walks, and one day he veers into the woods.