Overview: At Andy Kenesaw's 90th birthday party, an attempt is made on his life, just before a stockholders' meeting of the company he founded with Mac's grandfather years before (Kenemac Alfalfa Corporation, est. 1901) is held to consider a merger bid from Harvest Foods Incorporated.
Overview: Commissioner McMillan celebrates an old friend's wedding, but the honeymoon ends when the bride is murdered, and the intended victim may be closer to home.
Overview: Unusual interest is shown in the McMillans' house when Sally thinks of selling it. Then an earthquake reveals a body behind the brickwork.
Overview: During an election, the city is beset by a fiscal crisis. Politicians are being blackmailed, and Sgt. Enright leaves the force to marry an heiress and work for a private detective agency.
Overview: Mac is wounded in a failed drug raid and sent to the hospital, where he sees a patient smothered, and slowly unravels the case.
Overview: Mildred and Agatha are named in a will. Heirs start dying, and next to inherit is Agatha, whose investigation runs parallel to McMillan's.
Overview: A naval lieutenant facing a court-martial on a murder charge is appointed counsel in the person of Commander McMillan, USNR.