Jamie is your typical high school teenager. Plays soccer and shops at the mall. Except for the fact she has a brother who is a vampire. Her being one too. Benny is your average geek. Plays video games and gets good grades. He helps his best friend watch his little sister, but one night, instead, they challenge each other to see who can fit the most marshmallows in there mouth. Well, Ethan's sister gets outside and his parents get home. So, that's when it all started. They hired him a babysitter. What happens when Jamie crosses paths with Ethan and Benny? Will she kill them? Or will she help Sarah protect them? Will Benny and Jamie fall in love?