The police are quickly at the door when Peter's electronic monitor sounds after he chases Alicia out of the apartment. As a result, Grace and Zach scramble to figure out a way to keep him from being arrested.
Murdoch is drawn into the naughty world of Victorian erotica and blackmail when he investigates the murder of Abigail Tunstall, a young woman who had been posing for salacious photographs. Interviews with Abigail's friends and family and the discovery of one of her erotic photos help Murdoch zero in on the location where the pictures were taken – a studio owned by a photographer named Marcus Evans. When Murdoch searches through photo collections for clues to Abigail's murder he makes a startling discovery – one of McHugh's erotic models is none other than Sally Pendrick, the vivacious and beautiful wife of Murdoch's nemesis, the rich and powerful industrialist James Pendrick.
Luther returns to work after a traumatic arrest to investigate the murder of a former child genius's parents, and quickly deduces that their daughter is responsible. However, unable to find evidence to convict, he becomes embroiled in a battle of wits with the suspect - who has set her sights on him and his estranged wife.
When a murderous inmate takes hostages, Raylan must scramble to defuse the situation before the bullets start flying.
The NCIS team races to save one of their own when they receive video evidence of Special Agent Dominic Vail being held hostage months after he was kidnapped.
Mike Brewer and Edd China go in search of a Classic Jensen Interceptor from the 1970s. This classic handmade GT cruiser was mentioned alongside Bentley and Aston Martin. At launch, it cost as much as a house, but Mike wants to find a car for £5000 or less.
DiNozzo finds himself increasingly captivated by a woman he's never met while investigating the murder of her brother.
Mr. Schuester starts an investigation when a salacious list about members of the glee club circulates the halls of McKinley High. Meanwhile, Sue is mortified when a video of her performing the Olivia Newton-John classic "Physical" surfaces
A psychologist conducts unimaginable field experiments asking his human test subjects to make the impossible choice, but Detectives Nichols and Stevens are even more surprised by the man's inspiration.
Harry loses his cool with 3 swimmers that he's forced to rescue just seconds after warning them not to swim in a dangerous area. However, calling them "imbeciles" and "idiots" puts him in hot water.
Erica, Ryan, Father Jack and Hobbes learn Anna's sent a V shuttle filled with a deadly tracker team to find them, and must figure out how to stop the shuttle from landing. Meanwhile, Anna gives Tyler his invitation to the Live Aboard Program and Chad confronts Father Jack on what he knows about The Fifth Column.
Naomi and Jen are back to wreaking havoc in each others lives and just when Naomi thinks she has the upperhand, Jen slaps her back into reality. Teddy invites a nervous Silver to meet his father, Spence, for the second time and the meeting doesn't go quite as planned. Adrianna struggles to write a new song for Laurel and turns to Navid for support, forcing Navid to realize he still has feelings for her. Adrianna records a duet with Javier Luna, a famous young pop singer, who quickly wins her over with his charm. Annie confronts Harry and Debbie about their recent marital problems, resulting in a family discussion about their future.
A straight-laced propane salesman in Arlen, Texas tries to deal with the wacky antics of his family and friends, while also trying to keep his son in line.
Karen and Joe are holed up in the shop with the spectre of Jamie's revenge hanging over them. Joe is plotting their future away from Chatsworth, but Jamie has Connor in hiding and Karen isn't going anywhere without her son. Joe uses his dubious contacts to snatch Connor and drag his new family away to freedom, but little does he know he's carrying unwelcome baggage! When Maxine and Ian are mugged they viciously fight back, taking their attacker captive. At odds on what to do with their prisoner, the couple quickly realise their relationship is falling apart. Elsewhere, a dark cloud falls over the Maguire family when notorious gangster and psychopath Roscoe shows up. The brothers scatter for cover, leaving Mimi to suffer the intimidation along with a dose of extreme indigestion.
If ancient aliens visited Earth, what was their mission, and is there evidence that points to when they will return? Ancient Sumerian tablets describe an alien race, known as the Anunnaki, who came to Earth to mine for gold. Egyptian hieroglyphs depict hybrid creatures that were part man, part animal. Mysterious crop circles and unexplainable crystal skulls are thought to contain messages that man has yet to decipher. Strange evidence may exist in multiple cultures throughout history suggesting that aliens came here to explore, excavate raw materials, experiment on human beings, and even for pure conquest.
When the body of a model is found burning in an alley, Detectives Lupo and Bernard search for her killer.
Michael and Jeff have lived in their century-old house for 12 years. They love the historic neighborhood, but the love for their home has fizzled. Michael's ready to move out and downsize, but Jeff isn't sure he's ready to leave.
Coop insults the biggest donor of the hospital while Jackie revisits her affair with Eddie.
With only five hours left, the clock races toward the climactic series finale as Jack stops at absolutely nothing to avenge the emotional setback of losing his beloved partner Renee Walker. Meanwhile, the administration attempts to keep the historic and pivotal peace agreement on track as undermining forces surface.