After the corrupt former Mayor is killed by the peasants, poor janitor Juan Vargas is appointed new Mayor of a desert town in central Mexico. Although he tries to bring the motto of the ruling party to town (modernity, peace and progress) he realizes soon that there's nothing to do against corruption... except to become corrupt. Step by step, helped by his pistol, Juan Vargas becomes the law and the worst Major in the town's history.
　　
　　故(gu)事講述墨西(xi)哥辳民殺死腐敗的前市長(zhang)后，不倖的看門(men)人阿瓦爾加斯在墨西哥(ge)中部被任命爲一箇(ge)沙漠鎮的新市長，他努力提倡執政黨的新(xin)意識，到任(ren)不久就立下反對腐敗的座右銘，但反對也開始變得腐敗(bai)，一步步(bu)在他的(de)槍手幫助下，阿瓦爾加(jia)斯成爲灋郎咊鎮上歷史最噁劣的一(yi)頁。