Serenity Adira Mikaelson is the older twin sister of Hope Mikaelson and the daughter of Klaus and Hayley Mikaelson. At 7,she moved to London with her father, uncle Kol, aunt Davina and adoptive brother Marcel. Serenity is more powerful than Hope and mastered her powers. She feels afraid of her mother, sister and uncle Elijah so they stop visiting after 2 years. Hayley would abuse her until Klaus returned. Her father sends her to attends Hogwarts and be around other children. Everything they teach, she already knows but she's there for a normal life. She makes friends and lives her life happily as her father also remarried a woman who she calls mother. But what happens when she must return home as Hayley is missing? She's stays and makes a good life in Mystic Falls.