Ed takes a Hawaii vacation leaving Danny in charge. Mike becomes the good luck charm for a gambler on a hot streak.

Big Ed's former CIA protégé Jack Keller (Alec Baldwin), is now a security consultant supervising the Montecito's switch from analog to digital surveillance. Brooks and Dunn get on a lengthy roll at the crap table. Ed sees red when a comic turns blue.

Danny, Mike and Sam scurry to solve the tactics of a ring of card counters. Meanwhile, Nessa is faced with the return of Fred Puterbaugh (guest star Jon Lovitz) who professes his love and admiration to her, much to her dismay. Elsewhere, Ed and Danny deal with an archeologist's find near the hotel pool that leads to a scam, while Mary, has to give orientation to topless women, employed by the hotel to entertain guests.

Danny is with blackjack player Gabe Labrador who's wearing a wig and counting cards. The man doesn't want to stop playing and claims he must win big to pay off the men who kidnapped his daughter. Ed, Mike, Danny and a cop from Metro work on the case even though they aren't sure Gabe is telling the truth. Mary seems to still be helping Danny taking care of his dad's stuff. She is still dating Jake. A player who won a lot of money wants to give it back, but then wants it back, then wants to give it again, etc. Sam and Woody (from "Crossing Jordan") are getting very well acquainted... Jordan from "Crossing Jordan" is also in this episode.