With the challenges of Highlander The Series behind him and a new sidekick, Benjamin 'Radar' Blake in tow, Duncan returns to Glenfinnan for Christmas, but his is a spirit exhausted. Can a very small thing bring his Immortal spirit back to life?

A woman accuses Potter of past war crimes. To make matters worse, the man who led Potter down that dark path returns as well, with mushroom clouds on his mind. Based on the Highlander episodes Comes A Horseman/Revelation 6:8.

A British medic named Duncan arrives at the 4077th and begins writing home to his only relative. He is Immortal--and he isn't the only one there who is--or was. And why do two MASH regulars appear to be--watching things?