Grey Alcott kneels before the executioner in a pool of her husband's blood. Having broken the Color Code to marry outside of her caste, Grey has become a fugitive, and the penalty is death. But when a figure from her husband's past discovers her situation, a twist of fate finds Grey pardoned.Instead of facing execution, she is conscripted into the lowest caste of her society and condemned to live out the rest of her life as a Pinkcap, a prostitute of Citoyen. Relocated to a brothel in the heart of the capital, Grey is confronted with a choice: flee the country, or stay and dismantle the system that destroyed her life.