Cody winning does seem more logical if he's gonna be challenging Roman, someone on the other brand, once again to finally finishing his story. This way, Punk wins the EC to challenge the world...
I could be wrong but from what I've read, she agreed to a sexual relationship with him and then he ended up taking it further by forcing her to do these things.
Hey, that's not true! Don't you remember that video he did where he went to the 7-Eleven that he stole Snickers bars from as a kid and bought ever single bar?