Hidden Harbor Mysteries is a pulp adventure audio drama series styled after classic old time radio shows. Presented as a collection of lost recordings from the 1930s, the series revolves around a crime-fighting socialite known as The Femme Phantom, who battles her nemesis Mistress Penumbra's attempts to take over the city.
Hidden Harbor, a small city with big problems. The criminal element strikes by night and blends into the population by day. One woman has the guts and the power to stand up to the enemies of Hidden Harbor, both foreign and domestic.