Daddy Did It *Criminal Minds Fan Fiction*

Alex and Micheal's father has never been the same since their mother left. He had lost his good paying job and turned to alcohol to feed his depression. He was filled with anger and found the perfect out let. His own children. He never hurt his children until now and he hasn't stopped since he did.

One day he loses his new job and suddenly beating his children just isn't enough anymore. He starts to do other things and his children only care that the abuse has stopped. Until one night, Alex decides to follow her father.

And she finds out exactly "What Daddy Does."