Bella The Bad Girl--Twilight

Bella was raped by her boyfriend a few months before moving to Forks, she couldn't stand to be in the same city as him anymore. She meets Edward Cullen her first day at Forks High School, she places a bugging device she created on him and learned his secret. Bella uses her bad girl act on him, which she uses to deal with the pain. Edward leaves for a few days to get the lust for her blood under control, but he finds Bella at the Cullen's home. Bella knows Edward can read minds and she has a gift of her own, she could see the future since she was five years old. Alice sees Bella's death, but it changes course because Bella had a hidden power....a shield. Bella reveals it to Carlisle and shows him, he believe her. He's also impressed by the anesthetic she created and her other inventions as well. Does a pack member try to run Bella off the road the day of the accident? What does Bella do when her ex-boyfriend comes to Forks? Does she kill him? Does Edward ever find out Bella possesses a shield? Does Bella potentially make a large sum of money from her anesthetic?