Before Athanasia was born Claude had another child from a princess of an allied country. A son. Claude orders his firstborn son to be killed on the first day of his birth and left to die in the forest; however, he is found by none other than the former tyrant Emperor, Anastasius de Alger Obelia. What happens when the outcasted Prince meets Athanasia. Will history repeat itself or...

What if there was a Crown Prince who was not mentioned in the main Lovely Princess novel but in the upcoming sequel that came after our protagonist was reborn as Athanasia.

Nikita Cherenkov a modern-day Russian mercenary dies because of Truck-san. However, instead of staying dead, she's reborn as a prince. And not just any prince but the older brother of Claude and younger brother of Anastacius De Alger Obelia in the Lovely Princess novel. And why does he look like Gilgamesh?!

(y/n) is reborn in the world of who made me a princess. Hello, this is my first fanfic. I am sorry if the plot is kinda cliche. English isn't my first language so I am sorry about the grammar and spelling mistakes.

(Edited version) {I'll change it Kanna into Reader} (Y/N) is a knight from a far country with full of rules that normal residents would not break those. She have a magic Japanese sword that's made of White Lavender that blooms in the night sky that filled with stars. She's a friend of Diana's while she's was in a mission to accomplish. But One night, she suddenly got the news of Diana is giving birth to a child, she rushed to the Ruby Palace to see the baby born and giving blessings to her friend. But when she gets there, Diana's is going to die after she gave birth a baby. (Y/N) heard Diana's last words and know that the baby called Athanasia. (Y/N) was nearly killed by the heartless emperor of Obelian Empire, Claude De Alger Obelia due to shielding the baby princess from being killed by her own blood father. She decided to protect the baby princess no matter what happened to her, she even planning to escape from the emperor to keep the princess alive. She's doing this just for her friend, Diana's sake. In the meantime of the plan, will she successfully escape from the heartless emperor with Athanasia? Or steal his heart before the emperor himself even noticed? *slightly cross-over of Sword Art Online and Demon Slayer.* **This story is a Reader x Claude in main. But it will be some scenarios that she will be shipped with the other male characters. **

(adj) : representing the most perfect or typical example of a quality; classic. She was a mere ordinary orphan girl living alone. Unfortunately, she died because of a mundane reason in the winter of season. The story of her life should have end if it wasn't for the reason that she is reborn. She woke up and found herself as a baby, a Princess, with a cold-blooded father destinied to repent her once she reach the age of eighteen. As if trying to escape from her fate wasn't enough, she still have to burdened herself by acting cute in front of her father, protecting her own brother, choosing between suitors, and fighting off other antagonist. Come join her on her journey.

This book is a collab between me and Yukathy_ and Angeli_c What a perfect day, I will have my bachelorette party, get married tomorrow and a new chapter of wmmap was released, yeah it was going to be perfect ONLY IF I WASN'T KILLED BY MY EX. Yeah I died and got reincarnated in the wmmap world, my favourite manwha, and believe it or nor I was reincarnated as Athy's cousin and Lusas' descendant, coool, so I had black hair and ruby eyes just like my favourite character, I'm a duke's daughter, I can use some cool magic yeah that's cool, but wait my mom died when I was 3 y.o, dad couldn't move on and started to lose control of the dukedom and the family, my uncle took control of the family, banished dad who became commoner and throw me in the tower of magicians when I was 4 Y.O. Let's see how I will pass my days. The cover is by tha insta acc: @athanasiaxbelia with a touch from Angeli_c

The story begins with My oc, Kanna who being a knight who is a friend of Diana's, who rushed to her friend before she passed away from giving birth to the princess, Athanasia. Kanna nearly killed by the heartless emperor of Obelian Empire, Claude De Alger Obelia from shielding the princess, and she is making a plan to escape from the emperor to keep the princess alive, for Diana's sake. In the mean time, will she successfully escape from the heartless emperor? Or steal his heart before he even realize? *there will be some cross-over of SAO and The Demon Slayer * **this story is a OC x Claude the most, but it will be some scene that she will be with the other male characters. **

Athan Plisetsky better known as the Dark Prince is the lost Prince of Obelia. His real name is Athan De Alger Obelia.

What if Anastacius had a son. Athanasius De Alger Obelia is the crown prince of the Obelia Empire despite his father being 'dead'. How will the story change?