Preparing the Summer Events Catalog, Leslie (Amy Poehler) decides to take Ron (Nick Offerman) and the past directors of the Parks Department out for a picnic lunch. Tom (Aziz Ansari) enlists the help of Ann (Rashida Jones) and Mark (Paul Schneider) to pose for the cover photo. Nick Offerman, Chris Pratt and Aubrey Plaza also star.
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 BAU searches for a vigilante killer in Cleveland, Rossi seeks out his former Marine sergeant who is missing. Also, the secret JJ has been keeping from the team may be catching up with her.
While on a mission to take out a Taliban leader in Afghanistan Jonas is torn between completing the task and going back to rescue other Unit members who've come under attack.
At a swanky fundraiser, attended by the sheriff, a woman turns up dead in the pool.