In order to hunt down the brutal murderer of a grifting seducer, Castle and Beckett must investigate New York's elite. Meanwhile, Castle plans to surprise Beckett on their one-year wedding anniversary.
The lead suspect in an NCIS murder investigation is a woman Gibbs' friend, Phillip Brooks (Don Lake), met on a dating site. Also, Sloane has a secret admirer on Valentine's Day.
Adrift from his family and estranged from Ezra, Ray is enlisted by a wealthy family to free their kidnapped son and finds himself enmeshed with an entirely new class of people. Meanwhile, a retired Mickey stumbles upon a new enterprise, Abby finds a friend on the streets of LA, and Bunchy's newfound confidence falters when faced with a troupe of Luchadores.
It's Election Day, and with his stake of the NFL team in writing, Ray must take down a rival bidder and ensure Verona's re-election in order to protect his interests. Mickey, meanwhile, has to find a way to keep Ginger and the other prostitutes working - or face the wrath of Mrs. Minassian. Plus, on a trip to win back Teresa, Bunchy confides in Romero, and Terry, left alone at the Fite Club, sees signs that the Aryans might be after him.
When Natalie needs a last-minute date to her brother Jonathan’s wedding, she reluctantly agrees to let Lieutenant Disher accompany her. The wedding is being held at a posh resort, and everything seems to be going fine - until Disher gets run over by a car in the resort’s parking lot. Disher suffers serious injuries and barely survives the horrible incident. Captain Stottlemeyer and Monk show up to investigate, and they quickly determine that the driver of the car, who fled the scene, must be a member of Natalie’s family. But why would one of Natalie’s relatives try to kill Lieutenant Disher?