The Secrets We Keep.(5SOS Love/Vampire Fanfic)

My name ? . Emmeline Watson....originally...a care kid ...just turned 20.......teens started going missing 5 years ago all across the world.
When I was 16 I was told the truth about the monsters that lived everywhere around me.
I was sent to a secret facility where I learned special skills.
I have become the greatest Slayer ever to exist.
My next mission....to assasinate the Prince of Vampires....and no one is going to stop me.....no matter who I have to fight I will kill him !!!!!
Finished :)
Sequel is called The Demons We Seek.

13 + : sex references and swearing
Warning - There will be grammar mistakes, I apologise in advance, I'll try to edit whenever I can