Its a movie about how this man who goes trekking on the mountains get caught between two rocks! And his hand is crushed between a rock that is standing in the way between him escaping! And how he survives the 127 hours! What he eats and how he drinks water!
It’s real scary to put yourself in his shoes! And it also shows what he finally does to get his hand free! Which would be to cut half his hand and free himself! What he realizes world would be with anyone else around! And what he missed out in life that he would have to make up for!