I Became the Cure for the Tyrant in the Waste Novel

I transmigrated into an explicit 19+ novel as the villain. And it happened to be at the moment when I was about to take over the Emperor on the bed. Until then, I thought I had died without moving a muscle. Enoch Philip de Harte was a tyrant who hated any contact with others. But he insists that I am the cure to melt the ice in his heart and follows me around