inheritance & new friend

what if dumboldoor was a manipulative man
what if Ron and Hermione were paid to be friends with Harriet ( yes you read that right this is a female harry Potter ) and what if Tom riddle agreed to a peace treaty with the light side .and Harriet has to Marry her worst enemy .what if Tom never killed Harriet parents but it was Dumbledore READ TO FIND OUT WHAT GOING TO HAPPEN😙😙😏 and there might be smut
And this is my first fanfiction.