"In the heart of Singsong City, a retired assassin seeks refuge among the shelves of her beloved library. But when a familiar face from her past resurfaces, she is drawn back into a world of danger and deceit. With the help of an unlikely ally, she must unravel the mysteries of her own past before they consume her future. Will she find peace in the quiet of the stacks, or will the shadows of her past drag her back into the fray?" - back cover.… (more)