The titles of the novels were as follows: 1 " The Gorgeous Adventures of the Demon Princess ": An adventure story with three demon princesses as the main characters. The three main characters started a thrilling adventure with the help of the human angel White Feather Clan. " Angel's Demon Lover ": It tells the romantic love story between an angel and three demon princesses. Not only is there sweet love between the protagonists, but there is also a complicated dispute between the human world and heaven. 3 " The Demon Princess 'Magical Journey ": A fantasy adventure story with three demon princesses as the main characters. The main characters embark on a journey full of magic and adventure. During the journey, there are not only fierce battles, but also touching parting and reunion. 4 " The Demon Bride of Heaven ": The main character of the wedding story with a demon princess as the main character completed his wedding with the help of the White Feather Clan, the angel of the human world, and began a new journey with the three male leads. I hope these names can help. If you need more help, please let me know.