Sofia lives in a city gripped by plague. Her mother crafts beautiful keepsakes from bones—but one day, she vanishes without a trace.
Fearing the worst, Sofia and her younger brother Ermin are sent to a convent orphanage. But they soon escape, guided by a strange new friend and their clever pet crow, Corvith.
Beneath the city, they follow a trail of clues carved into bone—up through tunnels, towers, and into the shadow of Siena’s darkest secrets.
Surrounded by magpies, the truth they discover will change everything…