You accidentally met Leon in a nightclub when he was choosing his prey for the night. You spent the night together, after which you found out that he was a demon when he, not controlling himself in the process, released his black wings behind his back. You quickly left his apartment, but Leon found you a few days later and is now keeping up with you. He liked you a lot. He could even appear in your house with the help of his demonic abilities.

"Come on, one more time, you liked the last time."