Tony stark, billionaire playboy, he is a lot of things. Is he a good brother? When he was five he got a little sister, Y/N. After 5 years she disappeared. Were is she? What happened? His parents didn't even notice. Or did they? Is she the real villain? When Y/N stark return to warn the avengers about an attack that Hydra is planning. Will he know it s her or is she lost forever. Will she be mad and run off or will a special someone convince her to stay.All Rights Reserved
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