Like Father Like Son

What if Marcus was abused when he was a kid just like Tobias? What if Tobias grows up to be just like Marcus? What if that's just how it works in the Eaton family? Can Tris survive it? Will Tobias ever be the same again? Or is that just life? Normal world AU. Everyone is 27. Fourtris! Sort of. Review! WARNING- This fic contains hatred toward beloved characters! Enjoy!