Inspector Blair has retired to the rural life, and finds himself in a new realm of home life. At home, his wife, Margret awaits him in his London home. He talks with his wife about his latest application of his detective prowess, finding a lost poodle.

When news of a famous actress is murdered, Blair is called to return to action, and leave his social life behind for the moment. We learn a few of the details of the case, and about Blair’s life and career.

For years he has been putting crooks into jail, but in this case he’s acting as a private detective to help the defendant. In interviewing the jailed suspect, Blair asks the questions that the cops forgot to ask, and it’s enough to get him started.

Though there’s good evidence pointing towards the man’s guilt, Blair spots a glimmer of hope that could set his man free. The case hinges on a letter. Stay tuned for the next installment to learn if Blair finds his letter writer, and the one he suspects is the real killer.