It follows four American soldiers set out on the grueling ascent of an Italian mountainside in the closing days of WWII, haunted by their evil sergeant’s cold-blooded murder of a young woman and with an old Italian man of uncertain loyalties as their guide.　　　　电影讲述四名美国士兵在二战最后几天，在意大利山腰的艰苦攀登中，被一名邪恶冷血的军官捕获，后来得到一位意志不明的忠心耿耿的老人作为他们的引路人。

　　Session Aces. Keepers of Time. Vocalists. Composers. The sidemen and sidewomen who play the riffs and fills we imitate in the air. When we turn up the radio, chances are we are listening to one of these players. A-listers have them on speed dial. International tour or recording session, who're they gonna call? A "Hired Gun." This feature length one-off documentary introduces the prolific musicians who are virtually unknown to the public. Billy Joel, Whitesnake, P!NK and Metallica are synonymous with their own artistry and success, but who is responsible for their instrumental solos? Who tours with them live? It is the consummate side players who kill it show after show, often playing circles around the actual band members. In "Hired Gun," viewers learn the firsthand stories from individuals who have mastered their craft and perform on the world's biggest stages. This film details the highs and lows of touring life, the demands of hectic session schedules, and the dedication required ...

It follows four American soldiers set out on the grueling ascent of an Italian mountainside in the closing days of WWII, haunted by their evil sergeant’s cold-blooded murder of a young woman and with an old Italian man of uncertain loyalties as their guide.　　　　电影讲述四名美国士兵在二战最后几天，在意大利山腰的艰苦攀登中，被一名邪恶冷血的军官捕获，后来得到一位意志不明的忠心耿耿的老人作为他们的引路人。