Were Klaus Mikealson found out he has another daughter two years older than Hope. The Originals x Teen Wolf

Hope Mikaelson was a lucky girl. She grew up knowing that her parents loved her - would do anything for her. Her father showed her his love by always hugging her twice as long, kissed her twice on her forehead, praised her twice and every time he says 'I love you', he did it twice. She just never knew that the things he did twice wasn't just for her, but for the daughter he never got to see grow up [AU] [Rewrite of Collide] [Stiles Stilinski x Arya McCall-Mikaelson]

After being stuck in Hell together, Kai and Katherine fell in love. Their love resulted in the two bringing themselves out of Hell and onto Earth. They ended up marrying and having a daughter. What they didn't know is that she had the witch genetic, the vampire genetic, and the power of creating fire with her hands, due to the time her parents spent in Hell. She was more powerful than the both of them combined. After the Gemini Coven manages to come back to Earth, Katherine and Kai need to protect their daughter by sending her away for a while. What happens when Kiara gets enrolled in Hogwarts? I KNOW NONE OF THIS IS ACCURATE DONT COME AT ME ABOUT KAI AND KATHERINE THEY ARENT THE MAIN CHARACTERS IN THE STORY. WILL CONTAIN SMUT

Hope Mikaelson has a twin, Kara, but they were not equal. Sure they were sisters, but Hope was clearly the favourite. So after her father threatens her life, Kara decides it's the last straw and gets out, ending up in Beacon Hills.