You can choose your gender. You were born into a family of cold blooded killers it comes from your father's side but the effects doesn't start until you turn 16 but for you you never knew your father so you had no idea about this part of your family and you were turning 16 today . Later on in the day you will feel the effects start to take place as your pupils will become a glowing blue and your personality will become more colder. And your father is in prison