Ten years ago he was a boy with nothing, she was his queen. Today, he is her executioner.​Elena Moretti had it all—until a devastating betrayal and a web of lies tore her away from the only man she ever loved. Now, her father is dead, her family is a nest of vipers, and she has thirty days to find a husband or lose her inheritance forever.​But there’s a shadow over the city. Lorenzo Vitale, the boy she once called "beneath her," has returned as the lethal Don of the underground and the city’s youngest billionaire. He hasn't forgotten the past, and he hasn’t forgiven her.​When every suitor in the city vanishes in fear, only one man remains. Lorenzo offers a contract with a single, terrifying condition: Total submission.​Elena thinks she’s marrying a savior to save her empire. Lorenzo knows he’s buying a bird just to watch it beat its wings against the cage.​In a game of revenge where the stakes are hearts and empires, only one thing is certain: Two can play Devil.