What happens when.........

this is the story of Alex Fangton, she's the last of her kind, the last fallen one, although she has a 1 year old sister, named Isabella. their mother wanted to protect Isabella so she made Alex the sole hair of the Fangton family. she ends up at this boarding school for guys and her powers and memories awaken. then she finds out that her mother made a pact/deal with Lucifer a long time ago, he took revenge for her and now Alex is stuck having to marry Damon, Lucifer's son. does she manage to get out of it? meanwhile Cole one of her roommates falls for her, she makes Blake her guardian, and the headmaster of the academy is stuck having to babysit Isabella while Alex attends her classes. what will happen? will Alex fall for anyone or will she find a way out of the marriage with Damon and take her rightful place in the world? will she be found out? will guys come and ask for her hand in marriage? will she have to fight every day the ones that want her dead? read and all will be revealed!