There were a set of unspoken rules that every citizen of Leslie had to follow in order to survive. 1. Blend in. 2. Don't talk unless ordered to. 3. Don't question anything. 4. Always obey. 5. Do your job and nothing else. 6. Follow the written rules of the Committee. Alessia Jacoby had always followed these rules, having seen too many deaths in her life. But what happens when a mysterious stranger comes along and changes everything that Alessia knew of her world and the rules? "You blend in. Nobody suspects you. That's what makes you such a formidable opponent. You are our Oleander, our hidden poison. And poison you are...."