Part one

Y/n is Harry Potters twin sister and she joins Hogwarts in her 6 year she was the opposite of Harry she was a psychopath she has no feelings and feels no pain and that's when she meets Mattheo Riddle little did she know she was starting to have feelings for him and so was he. Harry is not a big fan of his sister but he still cares for like she cares for him do you think Harry will let them be together Keep reading to find out.

Also Mattheo Riddle belongs to @yasmineamaro so all creds go to her.

Warning:
Smut
Drugs
Drinking
Smoking
Strong language
Knife play