One in six dogs goes missing at some point, leaving bereft owners to search high and low, hang Missing posters, check shelters, and hope for good news. But amid these grim statistics, countless happy endings are forged. Tails wag again. Best friends are reunited.   In Susannah Charleson, author of , dives headlong into the world of missing dogs. The mission to reunite lost pets with their families starts with Susannah’s own shelter rescue, Ace, a plucky Maltese mix who narrowly survived months wandering lost. While Susannah studies animal behavior, lost-pet search tactics, social media strategies, and the psychology of loss, Ace also steps up for training. He reveals a nose for the scent of lost pets, and together they help neighbors and strangers in their searching. And when unexpected heartbreak shatters Susannah’s own sense of direction, it is Ace—the shelter dog that started it all—who leads Susannah home. Inquisitive, instructive, heartrending, and hopeful, pays tribute to the missing dogs—and to the found—and to the restless space in between.