The movie is "ring mountain" farmer He Ergou and his father working in the mines excavation team, father killed two dogs on business, he returned home with his father's pension and dying entrust, began almost impossible -- tunnel engineering. He Ergou's "foolish old man" spirit touched "ring mountain" was originally a dig village, villagers will actively participate in the tunnel engineering, at the same time, where the two dogs also harvest and beautiful widow two his sweet love. With what two dog story on fire, he was netizen called "tunnel brother", the government and relevant departments attach great importance, sent a large engineering teams from across the mountain construction. What two dogs can finally to the spirit of the deceased father, "ring mountain" also will open a new life.