An archaeologist visits Nether Hopping in search of Roman remains and the lads of Hut 29 try to help out by planting a few objects. Unfortunately for them one is marked 'Made in Sheffield' and has been borrowed from an irate landlady.
The boys of Hut 29 help the wife of Sergeant Major Claude Snudge move into married quarters and the tip she gives them for their efforts gets them into trouble with the police.
A £100 prize is being offered in a Happiest Couple contest. The boys of Hut 29 are intrigued to learn that Sergeant Major Snudge and his wife have entered the contest.