Jayla Sierra Killer, Jeff's little sister but also his twin. You might think that he killed his whole family but not Jayla. She was too special for him to kill since he shared a womb with her for 9 months. Jayla was born 1 hour after Jeff was born, so he is very protective of her. What will happen when Jayla and Jeff move to the creepypasta mansion. What will happen when Jayla and Slenderman meet for the first time. What will happen when she finds out her older brother has kids? Keep reading to find out. Hey my lovely fanfictioners, this is first story and I hope to get it to alot of reads, comments and reviews. I also hope to finish this story and to make other types of stories as well. Since this account is about Creepy pasta's. This account will stay about creepy pasta's. Thank you for reading