Leaving behind family and friends, Bell and Sigh move into a remote house in the Irish countryside with their dogs. They make a promise to climb the mountain nearby, but—over the course of the next seven years—it remains unclimbed. As their interest in the wider world recedes, Bell and Sigh come to understand more about the small world around them, and in this novel by the author of Spill Simmer Falter Wither, they learn what it means to evolve in devotion to another person.