An impactful and sympathetic introduction to homelessness and the value of friendship, empathy, and goodwill. Grace's identity is unknown. She once showed up in a sleeping bag, holding a cat named Luna, and surrounded by odd objects in the doorway of a store. When Jess and her mother become friends with Grace, Jess wonders why Grace left her family. Is she getting enough to eat? What transpires when the cold weather arrives?