Episode 1
Mr. Hopjoy, a traveling salesman, has disappeared - to the relief of many husbands, the rage of innumerable creditors and the alarm of two mystery men from London, who know him as a spy. Is he dead? Chief Inspector Purbright investigates.
Episode 2
After solving the mystery of the missing Hopjoy, Chief Inspector Purbright turns his attention to a "lonely hearts" killer, whose next victim might be the fragile-seeming Miss Teatime. But she's deceptive.
Episode 3
Miss Teatime and her mysterious suitor both get an unexpected comeuppance, but will the former escape being murdered? As Chief Inspector Purbright appreciatively notices, she's tougher than she looks.
Episode 4
Several otherwise reputable sexagenarian Flaxborough men seem to be under the influence of a potent aphrodisiac in a series of assaults on local women.
Episode 5
Purbright traces the drug affecting the male senior citizens in Flaxborough to either a herb supplement or an experimental prescription drug.
Episode 6
After the death of Harold Carobleat, his wife is shocked to find that he has left his estate to a neighbor who is subsequently found electrocuted.
Episode 7
When a third member of the quintet of prominent Flaxborough citizens is murdered, Purbright uncovers the covert prostitution ring behind them.