Introduction

Y/n Stark is the adopted sister of Tony Stark. Both billionaires with a high IQ and are both Avengers. But what if Y/n Stark is actually the long lost daughter of James Potter and Lily Potter and the older sister of Harry Potter. She was kidnapped when she was 7 and Harry was only 3. What happens when they get transferred to Hogwarts watching her life? How would they react of her being Venom?