[GIFSET] 9x15 Thinman. Hmm, Sam did some pretty quick thinking there to save Dean. Let’s not let this moment go unappreciated! At this point, Dean is ready to accept that his life his done. His face just shows that he's done. He prevented Sam from dying which created problems between them [again]. At this point, Dean is done yet Sam finds it within him deep down to prevent "Thinman" from killing his brother. Sam's face is pure worry that it may be the last time he sees his brother's face.