Preparing the Summer Events Catalog, Leslie decides to take Ron and the past directors of the Parks Department out for a picnic lunch. Tom enlists the help of Ann and Mark to pose for the cover photo.
Frasier and Niles are upset when they learn that they’re investors in the company slated to demolish their father’s favorite hangout.
As the team searches for a vigilante killer in Cleveland, Rossi's former Marine sergeant goes missing in Los Angeles; J.J.'s secret catches up with her.
A referee's deathbed confession leads to the reopening of a 1976 case in which an over-matched fighter died during a bout.
At a swanky fundraiser, attended by the sheriff, a woman turns up dead in the pool.