When Jonathan and Jennifer visit her father,he seems preoccupied about something. He doesn't tell them anything. Later when something happens, he reveals that after the war he and some other men were tasked with locating a Nazi and bringing him to trial. He now learns that the man's son is seeking vengeance and has taken out the men who helped him and now he's coming after him.
The Harts travel to Napa Valley to celebrate their anniversary. While there they accidentally purchase a resort. To their surprise there are others who want the property and will go to any lengths to get it.
Hart Industries is considering buying a bankrupt old West ghost town, and increasing its value as a tourist attraction. The resident bad guys are determined to prevent that, forcing Jonathan to don his six-shooters, so he and Jennifer can ride off into the sunset.