In the hills and forest surrounding a horse-breeding ranch, an unbroken wild mustang poses a constant challenge to the owner and his hired hand, who have repeatedly failed to kill it. However, some of the cowhands believe the mustang can be captured and tamed, making it a valuable asset to the ranch.
Mustang!
A fiery mustang named Autumn Moon wreaks havoc on a horse-breeding ranch, testing the patience and resolve of owner Milt Swift and his rugged ranch hand.
