127 Hours is the true story of Aron Ralston's remarkable adventure to save himself in an isolated canyon in a National Park of Utah. James Franco as Aron gives a truly remarkable performance. Trying to survive after his arm gets trapped and crushed by a fallen boulder, he tries every way to free his arm but to no avail. He finally gets the courage to cut off his arm to free himself with a somewhat very dull pocket knife. It's excruciating to watch his suffering but it is the only way to free himself after days in the cave.He finally frees himself but has to walk miles before he comes upon help. What a story!