Briscoe and Logan (Jerry Orbach, Chris Noth) become suspicious of a woman (guest star Julie Boyd) who could be suffering from Munchausen syndrome by proxy when her husband (guest star Kevin O'Rourke) reports their infant daughter missing.
Jonathan and Mark persuade a youngster with Down's Syndrome to join the Special Olympics.
Jonathan and Mark's friend Scotty wants to adopt the boy with Down's Syndrome. A custody battle occurs with the biological parents.
Darrin is warlock for a day, courtesy of his interfering mother-in-law.