Piero has acquired a 'lightning box',which gives out electric charges and which he plans to exhibit. A curious Leonardo 'borrows' it to study but a devious associate of Machiavelli,Carlo,steals it after giving Machiavelli a hard luck story. Leonardo makes a replica as a temporary replacement,almost getting caught putting it in place, but when Machiavelli learns that Carlo has duped him he helps retrieve the real lightning box before Piero detects any difference.
Eugenia can't handle the pressure and takes her own life after Teo decides to leave her for good because of her personal vendetta, which almost leads to his death.
Gordon is going off the beaten track to Cambodia. After the years of Khmer Rouge rule and civil war the country was at year zero. Today the country is in recovery and the food is undergoing a revival. Gordon scours the country hunting out historic recipes that pre-date the Khmer Rouge rule. He hires a chopper to take him into the heart of the jungle where he discovers a dessert fit for a restaurant, he turns hunter gatherer wading through snake infested rivers on the hunt for a Cambodian favourite, frog and is on the trail of Cambodia’s hairiest delicacy - tarantula!
A problem arises for Burnistoun's housing association when a resident complains about a strange presence in his house, a gullible customer at a car-boot sale pays too much for a denim jacket, a couple who met on a TV dating show seem unable to forget the experience, and ice-cream sellers Paul and Walter's efforts to sell their product on the beach in winter ends in tragedy.
During rehearsal for "Baron's All-American Beauty Pageant," the contestants are shocked to discover the body of Miss Illinois - strangled, but by whom? As Castle and Beckett delve into the cut-throat competition of the pageant world, they learn that a number suspects had motive for murder, including jealous fellow contestants, the pageant's larger-than-life millionaire sponsor, Victor Baron, and the show's host -- hedonistic TV personality, Bobby Stark.
Marceline plays a prank on Finn and Jake by making them believe they're vampires, but it goes too far and escalates when they're manipulated by her ghost friends.
Mordecai and Rigby plan to host a scary-movie night at the abandoned cemetery in the park so they can raise enough funds to earn a paid-day off.
Gumball and Darwin get to babysit Anais whilst their parents go to a PTA meeting but being "responsible" has a different meaning when you don't know what it means.
Eli and Rush have found a way to identify the location of drone mother ships using the Destiny's long range sensors. The bad news is that the Drones seems to be awaiting them at every possible stop along Destiny's path. They find a temporary solution to neutralize the mother ships but realize that they cannot engage in a major battle every time they need to re-supply. Eli suggest that they use the stasis pods for the crew and jump to the next galaxy, a trip that will take three years. All goes well until they realize that one of the pods has been damaged and one person will have to stay behind in the hopes of fixing the unit in the short time available or die.
Will and Henry's double date goes awry when Magnus tasks them with an Abnormal delivery.
Kelly wins over the All Saints staff; Kevin finds pills in a dental floss dispenser; a patient soothes Coop's depression; Jackie pockets drugs.
With doubt still surrounding the tragedy at the White House, Sterling encounters an unlikely ally in Simon, who risks his life to return with a possible antidote. Against the wishes of Chief of Staff Richard Peel, Jarvis authorizes an air strike to neutralize them. Meanwhile, Sophia continues on her diabolical plan to exterminate the human race, now with the help of an unwitting accomplice -- Leila
Tara motivates Max to relive his old rock band Beaverlamp. Meanwhile, a depressed Dr. Hattaras makes her take a break from their therapy sessions and Marshall and Noah interview Max for their film festival project.
On the eve of their 20th anniversary, RJ's parents invite him to dueling dinners, and RJ is forced to choose between his mom and his dad. Meanwhile, Miles joins the cheerleading squad to lose weight.
Following a murder that appears to be a hate crime, Teresa risks tipping Gibbons off to her big-picture plan by boldly taking on the Chicago Police Department's corrupt "meritorious" promotion system. Meanwhile, Jarek is forced to face his own reality when Vonda receives an anonymous package that reveals more about the Wysocki family
Kaylie finally returns to training at The Rock, but the public is under the impression that her time away from the gym was from an ACL injury, not rehab for anorexia. Soon after, Sasha announces that Kelly Parker is going to replace Emily on the World team, and that Kaylie will be replaced, as well, since she has not had enough time to train.
Senior visits Mikey's gallery and is affected by paintings depicting their strained relationship. While both shops work on respective builds, Junior learns he has won his appeal of Senior's lawsuit, and Senior decides to make Junior a settlement offer.
When Balagan’s oldest friend, the larger than life Russian cosmonaut Oleg Olesky, comes to the Huxley, he brings more than the party. About to pilot the first private space tourism rocket ship, Oleg is there with Chase Galactic as they announce their maiden launch. When the head engineer, Randall, falls from the roof of the hotel, Oleg is the prime suspect. With his only alibi being the fact he was with his boss’s wife, which she denies, Oleg pleads for Balagan’s help. Balagan eventually figures out the true motive for Randall’s murder – and the real murderer.
Rob gives his mom, Patty, the full Hollywood superstar treatment when he casts her in an absurd commercial for a new credit card company he has invested in. Rob's cousin, Big Cat, loses a bet and is forced to appear in the commercial dressed as a "man-cat / ginger-lion", inspiring Rob and the crew to don red wigs and explore their "inner-gingers" for a day. At the red carpet premier of her commercial, Rob surprises Patty with an incredible special guest.