slytherin boys x fem reader 𝙝𝙖𝙧𝙧𝙮 𝙋𝙤𝙩𝙩𝙚𝙧'𝙨 𝙨𝙞𝙨𝙩𝙚𝙧

Harry and y/n have a very special sibling bond ever since their mom and dad got killed by lord voldemort they made a promise to each other that they will always be there for each other no matter what happens and since they no longer have a mom and dad harry grew sort of protective over y/n but not that much although he can't stop her from loving someone even if that someone is a slytherin