As threats against her and Billy escalate, Joanna hopes that a neuropsychologist will prove that the girls were poisoned.
Gibbs and the team work to clear the name of retired Marine Sergeant John Ross when cyanide is found in one of the hundreds of care packages he sends to active-duty Marines.
At a jewellery shop, a man wearing a comical wig suddenly turns deadly serious. A hard-hearted thief is trapped after raiding children's bedrooms.
Andrew explores ancient superfoods, heirloom seeds and indigenous culinary traditions of Aztec Mexico. He eats wild boar in native cactus, stinkbug salsa and seven-chili rabbit stew before trying sweaty tacos inspired by Aztec ingredients.
Fresh off the 8K, Whitney is forced to re-evaluate her goals. Six months out from her stroke, Babs gets behind the wheel for the first time. Caught between the former lovers, Whitney has to break some bad news to Heather, and mend a rift with Buddy.
Gaskell fights to protect his trial and save his patient, and Serena is determined to find a solution as she begins to fear that Ric is losing hope. Meanwhile, Jac returns with a spring in her step, but will the secret to her new happiness be discovered?
David fights to save his son Jeffery; Charles yearns to see Candace.
In the second episode, Giles and Monica travel to the Anantara Al Jabal Al Akhdar in Oman. It is the highest five-star hotel in the Middle East and a resort seeking to blend local tradition with modern tastes. Built to resemble an ancient Omani fort, and situated 2,000 metres above sea level on the rim of a dramatic canyon, the hotel has recently made the most of its location by constructing a jaw-dropping via ferrata and zip-wire rope course along the cliff edge. Led by the hotel's mountain guru Maher, Giles and Monica undertake a test-run of the stunning adventure course before it opens to guests, facing 30-metre drops and Giles's prolific fear of heights.
A workplace compensation claim is not as straightforward as it first seems, and Frank is sceptical when a long-lost relative tracks him down.
Noel Fitzpatrick tries to save a tortoiseshell cat's leg by cutting out a tumour that has developed and replacing its knee with a unique bionic implant. Staffordshire bull terrier Rosie is admitted as an emergency after her back legs suddenly collapse in the park, and Noel performs essential spinal surgery to the diseased discs in Rosie's spine and advises a course of intense physiotherapy.
When a nuclear bomb detonates in downtown Central City, Barry, Jesse Quick and Jay Garrick slow down time by entering Flashtime. As everyone in the city is frozen, the three speedsters push themselves to the breaking point to save the city and everyone in it.
Deja's life with her mom, Shauna, and great grandmother Joyce unfolds from the very beginning. Randall and Beth welcome visitors to their home.
The devil is in the details when the artists must tattoo intricate Technicolor hot-air balloons. The battle is heating up for 100K and the title of Ink Master.
After a neighbor is stabbed, Dr. Choi enlists the help of April to figure out who is the real cause of the incident. Dr. Bekker and Dr. Rhodes expertise is put to the test when Noah misdiagnoses a patient. Dr. Charles is put in an uncomfortable position when Dr. Reese's estranged father comes to him as a patient without her knowledge. Meanwhile, Dr. Manning rushes to save a baby with whooping cough.
Callie speaks on a panel about Ximena’s struggle and realizes she may have a passion for something other than art. Meanwhile, Mariana is torn between two suitors.
Ryder and Marshall come to the aid of a pop star who has gotten stuck on a ledge.
Erika's Hollywood journey comes full circle; the women attend Camille's charity event, where Teddi's motives are brought into question; Dorit tries to repair her relationship with Lisa Vanderpump; Camille attempts to silence Dorit once and for all.
After Ben wets the bed at a sleepover with fellow classmates, Mickey, Alba and Jimmy go to extreme lengths in order to save his reputation. Meanwhile, when Sabrina loses her fake ID, Chip offers to help get her a replacement in exchange for a night out with her and her friends.