What Happened To My Best Friend?

1 Year ago, Dean Ambrose Left His Friends & Things Behind To Do His Own Journey. Where He Feels Free.
He Eventually Comes Back and Sees Some Strange Changes, Including His Best Friend, Bayley.

Bayley has Become Everything She's Ever Hated. Evil, Bullying, Swearing, Killing, Criminal Work.

Can Dean Get The Old Sweet, Happy, Cute & Lovable Bayley Back??