Sebastian pretended that his opinion on humans wasn’t negative, even though it was. But after he met you, his stereotype of humans soon faded, you were selfless despite the challenges you faced in your life. Usually demons do not mate or fall in love with others, especially humans, but somehow he fell for you. And he is willing to kill his own master For you, he’s willing to destroy all of London for you. He wants to run away with you, he wants you to be completely dependent on him.