Marc Raducci

Tom (Aziz Ansari) tries to get back at Ron (Nick Offerman) by going out on a date with Ron's ex-wife Tammy (guest star Megan Mullally), while Leslie (Amy Poehler) tries to protect Ron from falling prey to her charms. Meanwhile, April (Aubrey Plaza) is assigned to work with Chris (Rob Lowe). Rashida Jones, Chris Pratt, Adam Scott, Jim O'Heir and Retta also star.

Brennan and Zack are called to the crash site of a small jet carrying Chinese diplomats and one mystery female passenger. At the scene, Brennan discovers three small bone fragments that didn't come from the plane and might have something to do with a local man who went missing five years earlier. After Dr. Goodman orders the squints to focus their efforts solely on the Chinese diplomat case, the missing man's son, Jesse Kane, shows up convinced the bone fragments are from his missing father. Brennan and the squints work to solve a mysterious murder involving a scheming younger woman and a local maintenance worker while keeping Goodman in the dark. As the forensic evidence mounts, Brennan must consider the possibility that Jesse had something to do with his father's death.

Five-0 is first on the scene when a pirate attack turns an afternoon pleasure cruise into a kidnap-and-ransom nightmare for a group of wealthy spring breakers.

Melinda tries to help an angry ghost clear his name when she sees him in a restaurant that is burning down for the second time.

When evidence of the death of a 4year-old girl washes up on the New Jersey shore, Rush and the team reopen a 1965 case. A clue leads Rush to inspect hospital records, and the detective discovers the child, Vivian, was the victim of abuse. Luckily, Vivian's doctor remembers the case and gives Rush some valuable information about the child's mother.