Accidental Summoning

[WARNING: MATURE CONTENT Lilin Lilin, while doing research for a book, accidentally summons a demon. Even though she keeps annoying him, he keeps returning to her. When her possessive ex-boyfriend accidentally killed her. She wakes up to find that she is a half-demon, the daughter of the most powerful demon, and the demon she annoyed was none other than the demon prince. Oraius Being a demon prince comes with duties he can't avoid. His father wanted to marry him off to the awful princess of the neighboring kingdom. When he found out that the human he was visiting was also a demon. He took the chance and announced that he was engaged to her. Even if she is annoying, she is better than that bloodsucking princess.