After their mysterious and god-like guardian, known only as Father, disappears, Carolyn and her adopted siblings are plunged into a violent power struggle. Each was raised to master a specific catalog of arcane knowledge, from languages to war to death itself. Now, they must use their deadly skills against one another to uncover the truth behind Father's absence and seize control of his infinite library. Carolyn, once considered the weakest, must leverage her unique understanding of languages to survive and outmaneuver her ruthless siblings in this dark, imaginative, and utterly unforgettable fantasy thriller.