1963年,牛仔Jack Twist(Jake Gyllenhaal)和牧场手Enis Delmar(HeathLedger)受雇Joe Aguirre(RandyQuaid)在Wyomeming牧羊人有一天晚上在Brokeback山上 Jack在Ennis酒后传递Ennis与他长期爱人Alma(Michelle Williams)和Jack结伴跳马(Anne Hathaway),优雅的Gracenote