Professor Chadwick's ex-wife comes to campus for her book tour. Annie and Caroline grow closer. Blaise suggests he and Scott strategically take some space.

Caroline introduces her mother to Annie and her family. Annie and Scott take their relationship to the next level. Lucien discovers Blaise's secret. Cece spends a revelatory day with Professor Chadwick.

It's Lucien's birthday. Lucien attempts to seal the deal with Annie. Cece tries to seduce Professor Chadwick. Scott acts out against Blaise and everyone else. Caroline's big party backfires.

The Greeks are in trouble with the National Board after the big party. Scott discovers money is missing from the frat. Annie and Lucien grow closer. Caroline does what's necessary to get things back in order.

Lucien's secrets are all over campus. Blaise visits Congressman Russell. Professor Chadwick is under investigation. And Caroline is determined to win Annie for Delta Phi as everything comes to a head in this season finale.

Encouraged by his daughter to try something new, widower Charles Nieuwendyk answers an ad from a private eye seeking a mole at a retirement community.

It is Knut and Cathrine's last chance to secure a place in the play-offs, to do so they MUST take points against Sigurd and Bjørn-Henning, who have shown both strength and weakness in the All stars season. Can they take one last scalp and stop Knut and Cathrine at the finish line.

GLADIATOR WEEK: Connie Nielsen, actor in GLADIATOR II 

Shelby Lynne, singer-songwriter

John Ramsey and Joe Berlinger on New JonBenet Ramsey Documentary. TODAY Exclusive: First Look at Dorothy's Ruby Red Slippers Going to Auction. TODAY Food: Throwback Thanksgiving.

Lara Spencer shares all the big highlights from the CMA Awards; actress Angelina Jolie ("Maria"); ABC e-commerce editor Tory Johnson celebrates her 20th anniversary on "GMA"; actor Jaleel White ("Growing Up Urkel").

Seeking more intel, Kageyama reaches out to the all-seeing Digital Ministry's Justice Bureau. Meanwhile, Kai joins Suma Garage for her first delivery.

The city transforms into a circuit for the Tokyo Warp Grand Prix. Hugo takes off on his own investigation while Kai teams up with Spoke for a delivery.

After learning that the NARCS are targeting big events, Kai steals a bike and heads to the concert where Ayumi is, hoping to save her.

Tensions run high in the hospital waiting room when Kageyama shows up with Yukio and asks for Suma Garage's cooperation in finding a traitor.

United as a team, Spoke and Watari travel around the city to gather supporting data, while Hugo and Kai race against time to deliver the evidence.

Charles charms his fellow residents at happy hour while finding his footing as a sleuth. But will a mysterious warning end the case before it even begins?

Charles has some explaining to do when Emily unexpectedly arrives in town — and another missing item lands him in Elliott's cranky crosshairs.

Pacific View's group activities give Charles the perfect opportunity to narrow down his list of suspects, but his chumminess raises concerns for Julie.

While Julie uses a lavish gift as bait, Charles tries to connect with Gladys. Virginia encourages Florence to splurge on something she's always wanted.

As the Pacific View community reels from a sudden loss, Charles goes on an emotional journey with Emily. Didi weighs an intriguing offer from corporate.

On a tour of San Francisco's historic sites, Charles and Calbert bond while talking about the past, present and future. Didi and Julie lock horns.

When the pieces click into place, Charles faces the difficult task of revealing his true purpose at Pacific View. Emily helps him unpack the past.

The team investigates the shady world of romance fraudsters and play the scammers at their own game.

John Lithgow (actor, "Spellbound" and "Conclave"); Christian Siriano (author, "Christian Siriano: The New Red Carpet").

Sally and her husband Tony fell in love with Cyprus 15 years ago. Now, with their children all grown up, they're ready to take the plunge and buy their dream holiday home. Laura Hamilton shows them five options within their budget of £125,000.

Contesting companions Mark and Roo battle it out on the penultimate leg of the road trip round Northumberland. Can Roo retain her winning streak, or will Mark reach for the moon?