Return to Lonesome Dove is a sequel to the hit series Lonesome Dove. In the opening episode Captain Woodrow F. Call heads back to his Montana ranch with a heard of wild horses where he has left his unacknowledged son Newt Dobbs in charge.

Captain Call continues his trip back to Montana. Along the journey he meets Clara Allen. Clara was once the girlfriend of Augustus 'Gus' McCrae who was also Call's late partner.

Captain Call returns to his Montana ranch with his herd of horses. He also brings his new love, Clara and her two remaining children. Call must now work on several relationships since he and son Newt are still having problems as well as Clara and her children. At the same time he must keep his ranch running smoothly and battle rival ranchers.

Captain Call's return to his Montana ranch sees him try to patch things up with his son Newt. Meanwhile Clara is attacked by the hired gunmen of a rival rancher and she must defend herself with her trusty six-shooter.