"I've never...ever in my whole fucking life let someone in, but you have managed to infiltrate me in every sense of the word. I hate more than anything that you are my weakness, Rose, but you are and I need you to realize that and admit that I am the same to you before I lose my fucking mind." His eyes squinted with tear of frustration and desperation. Why did I have the urge to wipe them away as one slid down his cheek? (TWs in AN) *DO NOT REPOST OR PRINT WITHOUT PERMISSION* *THE CHARACTERS I OWN ARE ROSE EROS, LEONARDO RILEY, CELIA RILEY, FLORA AND VICTOR EROS! ALL OTHER CHARACTERS BELONG TO JKR!!*

Kallista Zenia Emrys is born in the world of high society pure bloods. Being one of the last remaining descendants of Merlin- the Greatest Wizard of all time- she finds herself being weighed down by the extremely high expectations that her name gives. Starting Hogwarts, Kally quickly learns the hate that comes with being a Slytherin. She finds comfort in her Slytherin friends who face similar responsibilities. A handsome blonde being one of those.

Percy Jackson and his cousin go to Hogwarts to help cope with war. It was w little while after the war, Percy just wanted a break. But with the gods and goddesses, of course, he was constantly on the move. Chiron tells them about wizards, people with wands, and cats.

Annabeth Chase is your average junior at Goode High School. She gets straight A's, and you will never find her sitting in detention. Her best friend since kindergarten, Piper McLean, has always been there for her, since Annabeth's mother had died when she was six, leaving it to be just Annabeth and her father. Annabeth is just like everyone else. Just another face in the crowd. But what happens when she suddenly gets tangled up with Percy Jackson, the high school heartthrob? Percy Jackson is popular. His grades aren't great and he's had a few detentions in his high school career. He is known to be a bit of a troublemaker, in a lighthearted way. His best friend, Reyna (a bunch of names I dont remember) Arellano, is always at his side supporting him since kindergarten. Reyna was there when Percy's father walked out on him and his mother, Sally. She then got remarried to Gabe Ugliano, Percy's dangerous step-father. Percy faces the pressure of being popular, always in the limelight. He is able to keep cool on the outside to maintain his reputation, but on the inside, he's struggling with the stress. But when he runs into Annabeth Chase, his life is changed. For the better. What will happen to Annabeth? How is she so life altering to Percy? Find out in Who Could Have Known. I do not own any of the characters from the Percy Jackson and Heroes of Olympus series. They belong to Rick Riordan. And yes. I drew this cover myself. I know, I'm such an artist. However the idea was not originally mine. I copied it off google. So credit goes to the original picture, whoever made that.(idk tbh) Also, this is my first fanfic so be gentle and I apologize for any cringe/errors thank you FINISHED: 6/2/18