Emma Davis is your average high school goody-goody. Nerdy, Un-popular and awkward, just like all the other nerds you read about in books. Until, on her 16th birthday she is recruited by an assassination agency. Leaving her average, 16 year olds life behind to become a killer. Three Years later and this once shy girl is now a killing machine, feared by all criminals. Of course being in a killing agency come's with its prices and after being set on a mission back in her home town Emma begins to regret leaving her life behind and changing sides and is then faced with the choice of changing sides once again. This time however, there's a twist.