By Lexi Carson Associate Editor [This story contains MAJOR spoilers from The Beauty season one finale, “Beautiful Betrayal.”] Evan Peters finally got to play a nice, normal guy in a Ryan Murphy show. But that didn’t get him a happy ending — not with that cliffhanger finale on Wednesday night. The longtime Murphy collaborator has appeared in nine seasons of American Horror Story and will return for its 13th installment. He’s often taken on Murphy’s darkest roles — most recently, serial killer Jeffrey Dahmer in 2022’s Monster, which earned him an Emmy nomination. In FX’s The Beauty, Peters plays Cooper Madsen, an FBI agent investigating supermodel deaths linked to a mysterious drug that can be injected — or transmitted through sex — that transforms users into more physically perfect versions of themselves. His partner, Jordan Bennett, initially played by Rebecca Hall, transforms into a different person in episode two after contracting the drug in Rome; Jessica Alexander takes over the role from there.…