As Slytherin As One Can Get

On one fateful Halloween night, Lucius had not expected to run into the Wizarding World's savior and Harry's twin. Decided, he took Harry Potter back to his Manor. But things do not go as expected. The boy starts training and becomes more powerful than ever. But he's taken away, just when he's found out about his heritage. grey!powerful!Harry,Salazar Slytherin,raised by dif. ppl