Supremacy of Good&Evil in Dark Tower

The movie of a battle between two worlds which needs a redemption featured Idris Elba who played the role of  Roland Deschain, the last Gunslinger, is locked in an eternal battle with Walter O'Dim, also known as the Man in Black, a role played by Matthew McConaughey. The Gunslinger must prevent the Man in Black from toppling the Dark Tower, the key that holds the universe together. With the fate of worlds at stake, two men collide in the ultimate battle between good and evil. During the movie premiere, McConaughey described his role as a person who needs to destroy the tower but the Gunslinger tries stopping him because it is an ancestral duty on his part and given he is the last of his kind. The Gunslinger is a man with good intentions but very dark soul. A world to build or destroy? Find out the best decision taken in the movie; 'The Dark Tower'