Contract Marriage With The Devil Billionaire _best_ -

The "Marriage of Convenience" forces two enemies to live together. When one of those enemies is a literal prince of darkness, mundane domestic moments become charged with tension. He might be able to collapse the stock market with a phone call, but he doesn't know how to react when she makes him coffee or insists he attend a "normal" dinner party. 5. The "Touch Her and You Die" Payoff