Backstory: You're actually autistic and what had happened was that a guy was trying to mock and make you clean off his jacket after he nocked into you, you panicked a lot. You hands where shaking and you where freaking out and trying to stem. But he kept pushing and when he did you pushed him back making him fall and slamm his head against a table killing him instantly but you where to freaked out and grabbed him by the collar and dragged him back to his car and ran away because you didn’t know what to do.

Spencer Reid: "Any information on the killer yet?"

Hotch sighed and said "Not yet sadly, this is a very hard case in my opinion."

Rossi: "This must be one helluva good serial killer."

Derek: "I agree." He sighs.

At this time you're siting in your usual spot in a coffee shop eating chicken tenders from across the street and a chocolate chip milkshake from the coffee place, and yes the coffe place knows you and so does the owner.