Dave and Maddie face a difficult situation when they have to tell their client that the son he hired them to find is a notorious contract killer.

Maddie becomes infatuated with a radio talk-show host who has apparently been murdered while he was on the air.

Dave and Maddie find a dead body as they try to collect money for a collection agency, but it disappears without a trace when they try to report it.

Dave's older brother shows up unexpectedly, flashing a big roll of money and determined to impress a bemused Maddie, unaware that he's pursued by a drug dealer who wants his money back.

Dave and Maddie each dream their own solutions to an unsolved 1946 murder case after hearing the story while finishing an investigation.

Maddie fears David's old flame is using him when she returns and asks him for help with a bad marriage.

Maddie becomes obsessed by the portrait done of her by an artist she never knew and who killed himself upon completing it.

Ms. Dipesto finds a baby left in her apartment by a woman named Mary fleeing from the hit men who killed her husband, and Dave and Maddie quarrel over using the agency phones as a "Santa hot line."

Dave hires an unlucky con woman who accidentally became a heroine when she stopped an assassination attempt against a United States senator, but who is still pursued by a determined crooked cop.