Lydia Quixano Perez lives in the Mexican city of Acapulco. She runs a bookstore. She has a son, Luca, the love of her life, and a wonderful husband who is a journalist. And while there are cracks beginning to show in Acapulco because of the drug cartels, her life is, by and large, fairly comfortable. Even though she knows they'll never sell, Lydia stocks some of her all-time favorite books in her store. And then one day a man enters the shop to browse...

"I've become a queen to the forsaken, a leader to thieves, and the wife of a man who instills fear in all who cross his path. He was the husband I didn't want. Now, I can't fathom life without my king. I should've been ready for anything. Like the caterpillar that feeds on poison during metamorphosis, I was raised in the dangerous world of cartel crime. But nothing could've prepared me for Cristiano de la Rosa, his brother's poison, or the Calavera...