When a married woman asks Magnum and Higgins to find her lover's killer because she doesn't want to expose the affair to the police, they find that the victim wasn't who he claimed to be. Also, Rick visits Icepick, whose health has taken a turn for the worse.

As Magnum and Higgins work a case to recover valuable stolen truffles, they also must care for a baby left abandoned at the gates of their estate, while Kumu tries to locate the infant's mother.