Paul Wilson is a loving dad and husband, making ends meet on his farm in Iowa. When his wife is killed and daughter kidnapped in Kansas City, Paul reveals his past as a mercenary and must travel to the city to get his daughter back.

The last Gunslinger, Roland Deschain, has been locked in an eternal battle with Walter O’Dim, also known as the Man in Black, determined to prevent him from toppling the Dark Tower, which holds the universe together. With the fate of the worlds at stake, good and evil will collide in the ultimate battle as only Roland can defend the Tower from the Man in Black.