Vivian Royal is a normal teenage high school student who has had her heart set with becoming a great writer in future. She always wanted to write her own stories. She has friends named Azuna Kuzuha and Ritsuka Tachibana. She was friends with Ritsuka ever since childhood. Once they entered high school together, they have been best friends with Azuna ever since. They always believed that their school days will be great until a simple meeting with the Student Council changed everything. Vivian learns a lot about what the future has in store for her and her friends as they brace themselves for what is next. All because of the Grimoire. A special power given to someone who will be able to rule the world.