Speaking In Riddles

Minerva had been held captive at the hands of Voldemort. She loved Tom Riddle once and couldn't understand why such a loving man could change into something so evil. Hermione finds out that she adopted by the Granger's on the day of her birth, and her parents are Minerva and Tom Riddle. What was the plot to create a Dark Lord? What does Dumbledore have to do with it? BASHINGS!