Danny's friend Greg is found murdered in the desert, reporter is hot on the trail of a naughty senator, and King Arthur is riding through the casino.

A high roller's rowdy daughters become Danny's responsibility. A small-town fiancé is seduced by the tables as Mary organizes a group wedding. Mike is sued by a drunk woman he rescues.

With the Montecito playing host to the production crew for the feature film "Die Fast, Die Furious" staring Hollywood action star Jean-Claude Van Damme (as himself), Ed maintains a watchful eye on the film's intense stunts. But when Van Damme soars to his death while attempting to perform the movie's key stunt - a dangerous motorcicle jump - Ed and Danny search for an explanation for the accident. Meanwhile, a new rival casino host (guest star Ian Antony Dale) attempts to square off with Sam in a battle for the biggest whale and a mournful Delinda remembers her fallen, but not forgotten, 24-hour boyfriend.

An escaped murderer seeks revenge against Sam for testifying against him; the hotel hosts a statewide cheerleading competition; Nessa discusses the merits of Manchester United with a trio of rowdy British soccer fans.

Falling in love with a new temporary Montecito employee known only as "Bob the floater" (guest star Christian Kane), Nessa begins pressing her new mystery man for more personal details. However, when she discovers that her new beau is actually suffering from amnesia and walked into the hotel several days again hoping to jar his memory, Nessa turns to Ed in the hopes of uncovering the truth about Bob. Meanwhile, a guest's discovery of a revealing picture of her undressing in a hotel cabana on the internet, sends Danny on the hunt for a peeping camera man whose lens has also captured a revealing side of Delinda. Sam's war of words with a world-champion eater prompts her to enter an eating contest, enlisting Mike as her trainer.

When five million dollars of diamonds is stolen from a Montecito guest, Danny enlists Mike's technical expertise to determine the techniques used by the mysterious thief. However, Mike's involvement sends him off on a detective tangent as he is determined to solve the great jewel caper. Meanwhile, the arrival of one of the hotel's most loyal high rollers and his announcement of his pending marriage shocks Sam, especially since his fiancé utters the tragic phrase that he "will never gamble again". Determined, she works with Delinda and Mary to make this gambler realize that the true love he seeks actually exists with his longtime assistant. Elsewhere, a corporate psychologist visits the staff to get a read on the mental health of Ed's team.

While attempting to comfort a concerned gambler who is demanding his favorite dealer, Nessa discovers the diehard blackjack player has a bomb strapped to his chest. As she causally alerts Ed - who joins the nervous bomber at the table - Nessa attempts to talk him down while Danny discovers the horrifying truth that second bombs has been planted inside the hotel by an accomplice. Elsewhere, Mary and Sam prep the pool for a private concert by rock star Everlast (as himself) for a group of privileged teenagers while Delinda attempts to make her kitchen demonstration a success.

Danny is recalled to the marines, effective in 24 hours. While he is getting his affairs in order, Mary has a visit from her father. Danny and Mary confront him together, and when he tells her that he has two little girls, she decides to tell his wife what he did to his first little girl. The casino is also dealing with counterfeit money, and Mike is at the forefront of solving the crime.

There is a going away party for Danny, he asks Ed to be the executor of his will, gives his car keys to Mike and says goodbye to everybody. Finally he leaves and goes to see Mary, they make love and she tells him that she loves him. He then meets Mike and is driven through Las Vegas one last time as he leaves.

Ed, Danny, and Mike combine forces with the investigative team of Dr. Jordan Cavanaugh and Det. Woody Hoyt to solve the murder of a high-stakes gambler. The mystery intensifies when it appears that the gambler's wife may not be the only woman who wants him dead. Meanwhile, Snoop Dogg is trying to convince Delinda to allow the Montecito to be the site of his next music video. Elsewhere, Ed must deal with the demands of his wife Jillian, who has moved into the Montecito while their house is being renovated.

The crossover starts on Crossing Jordan S04E07 What Happens in Vegas Dies in Boston (I).

Danny's (Josh Duhamel) generous act gets him into trouble with the police and leaves Ed (James Caan) having to clean up the mess. Ed must use old contacts to ensure that an annoying and potentially destructive female guest does not ruin the casino's good name. Meanwhile, Delinda (Molly Sims) enlists the help of a singer to convince her arrogant chef that the restaurant should be open for lunch. Later she realizes that things other than food can attract patrons. Meanwhile Sam (Vanessa Marcil) and Mike (James Lesure) are dispatched to deal with mysterious screams coming from an elderly couple's room.

When an ex-Marine turned local politician is embroiled in a sordid scandal with a 16-year-old runaway, Danny (Josh Duhamel) vows to clear his comrade's name, but he soon learns that people aren't always as they appear when an even seedier truth is revealed. Elsewhere, a seemingly average Joe is willing to risk his mundane existence for one shot at living large. Meanwhile, Ed (James Caan) discovers a potential nexus between Sam (Vanessa Marcil) and a major drug distribution ring.