William rescues a team member, while the others go undercover at a sorority house to get information about a drug dealer.
The day starts in the middle of a night, when Sage wakes up with a nosebleed and Jenn rushes her to the clinic. While she's there, Sage witnesses an old woman die as a result of a nurse's error
Mike hooks up with the tar rigging crew on the oldest active merchant ship in the world, the Star of India in San Diego. Then, Mike looks back at some of the dirtiest tools he's used, all which make life simpler for the rest of us.
When career criminal Wolfgang West gets put away for four years, his wife Cheryl decides it's time for her family to go straight. But can the Wests change the habits of a lifetime?
Annie and Ethan get paired up for a class project where they must take care of a baby. This time together forces them to see each other in a new light. At Silver's half-birthday party, Silver and Dixon continue to get closer. Meanwhile, Harry and Debbie must deal with Harry's past when Tracy tells Harry that she's hired an investigator to find their son. Elsewhere, Ryan tries to cope with Kelly leaving and decides to try online dating.
A sleep study goes awry; a little girl's imaginary friend becomes a babysitter's problem; partygoers stray into a quarantined area; a radio show about unexplained phenomena gets an unlikely visitor.
Derek plans to drop of out of school to be with Sally in Vancouver.
A distinguished senator asks Gibbs for help in solving the murder of a young female Naval officer.
Sam seeks help from a friend repairing Dicks portrait, but problems arise when his buddy falls in love with Dick's daughter, Chloe.
Marcus du Sautoy looks at the contributions of the great Greek mathematicians.
Delko's deepest secrets are threatened to be exposed when the daughter of his therapist is killed. The team rushes to find the killer before this happens.
British explorer Bruce Parry journeys the Amazon across South America, interacting with tribes, locals, foreign companies, drug traffickers, rebels, and military forces as an anthropological observer.
A 10-year-old boy is found dead on his bedroom floor. Dr. Norma Jean Farley, one of Dr. G's pathology fellows, volunteers for the case. The boy had been taking Ritalin for ADHD and he had asthma, but Dr. Farley must also rule out child abuse. When the cause of death proves elusive, Dr. Farley seeks Dr. G's help, and both doctors are shocked when the tragic cause of death is revealed. A 10-year-old girl is struck by lightning, and is subsequently left brain dead with no hope for recovery. The family makes the decision to donate their daughter's organs. Dr. G must decide if she can perform a successful investigation without the girl's vital organs.
Denny is arrested on concealed-weapon charges after shooting a man who tried to rob him and Jerry. Meanwhile, a case gets personal for Alan when he tries to help a sex surrogate in a custody battle for her daughter.
John and Derek infiltrate a military academy in order to protect an integral member of the future resistance. Meanwhile, Weaver’s first assignment for Ellison takes an interesting turn of events when he discovers a specter from his own past.
Nadine's Restaurant (Pittsburgh, Pa.) •Casamento's Restaurant (New Orleans, La.) • Big Mama's Kitchen & Catering (Omaha, Neb.) Guy Fieri uncovers three joints puttin' a piece of history on the table: In New Orleans, an oyster bar where nothin's changed since 1919 and the deep fried oysters are still hand-shucked; in Pittsburg, a neighborhood 'dive' where Mama Nadine's dishin' up roast beef smothered in gravy and in Nebraska, Big Mama's cookin' her Grandma's soul food in an old school cafeteria.
Lincoln takes members of the team to Las Vegas where Sucre gets an indecent proposal. Sara learns about Michael’s condition, and Roland pushes his luck too far. Gretchen teams up with T-Bag who makes an offer to Michael he cannot refuse. Meanwhile, the secrets in Whistler’s bird book are finally revealed.
When Stella's babysitter cancels, a night out turns into the gang hanging out at her place, and Ted talks up New Jersey... until he learns Stella wants him to move there after marriage.
Chuck needs to go undercover to seduce a woman named Sasha Banachek, so an old school spy named Roan Montgomery is assigned as his mentor. Meanwhile, Captain Awesome finds himself in need of some relationship advice, and and turns to Morgan, and Lester faces his first problems as assistant manager.