Maddie and Dave get trapped on a train filled with mystery buffs when they try to deliver Agnes on time for her big weekend solving a make-believe murder staged by a famous author.

Maddie learns through the near-suicide of a friend where her embezzling accountant has fled to and immediately flies after him, determined to get her money back.

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

Maddie's strange mood has David worried so he spends the evening following her, but ends up involved in a murder.

Maddie tries to ignore the previous night as she and David tackle a new case: a woman wants evidence that her fiance loves her and not her father's money.

Mr. Hayes visits Dave after his return to the agency to subtly hint that he should take some responsibility for Maddie's unborn child.

Dave and Maddie try to recover their working relationship while dealing with the romantic writings of a man obsessed by one woman.

Maddie takes on several new cases in an effort to bury her sorrow, including one where a woman is convinced that her husband is still in love with someone from his past.