Both are the top assassins for their agencies. What happens when their mission is to kill each other? Can they complete the task or will something hold them back? Kiera is a girl with a broken past. Her parents died when she was young and spent her childhood in foster care. When she finally ends up in a nice home, they are found dead. Cas- the golden boy gone bad. His family was kind and loving until the one night where everything changed. He's left to fend for himself, but what id there is more than what meets the eye? Cas and Kiera use humor as a defense mechanism. They don't trust people easily. And those they do trust, they will protect at all costs. Will they both be able to complete the missing pieces in their broken lives? Dive into the forbidden romance and unknown secrets of "Watch Your Back". (Dying of laugher guaranteed)