As the threat of invasion lessens, the towns people become lax. Mainwaring orders Operation Wake-Up, dressing up the platoon members as fifth columnists and telling them to act suspiciously. Eventually, the Eastgate platoon is called in to deal with them.
Frazer, distrustful of banks, keeps his savings in the form of gold sovereigns, but Mainwaring believes his hoard would be better in the bank. Rumours spread about the savings and when Frazer is seen carrying a box to the graveyard, the platoon follows.