Cinder, the cyborg mechanic, returns in the second thrilling installment of the bestselling Lunar Chronicles. She's trying to break out of prison--even though if she succeeds, she'll be the Commonwealth's most wanted fugitive. Halfway around the world, Scarlet Benoit's grandmother is missing. It turns out there are many things Scarlet doesn't know about her grandmother or the grave danger she has lived in her whole life.
Eighteen-year-old Bitterblue, queen of Monsea, realizes her heavy responsibility and the futility of relying on advisors who surround her with lies as she tries to help her people to heal from the thirty-five-year spell cast by her father, a violent psychopath with mind-altering abilities.