In the year 241, twelve-year-old Lina trades jobs on Assignment Day to be a Messenger to run to new places in her decaying but beloved city, perhaps even to glimpse Unknown Regions.
Squirrel, a stray puppy, tells her life story, from her nurturing mother and brother to making her own way in the world, facing busy highways, changing seasons, and humans both gentle and brutal.
Working at a local nursing home to help preserve Grace and Favor Cottage, former high society siblings Robert and Lily Brewster investigate the suspicious death of a patient despite a challenging number of suspects