Department of Defense General John Acosta recruits MacGyver to steal a highly classified project from a military lab in order to find flaws in its security. But when it's discovered that the general is planning an attack using the weapon, Phoenix must stop Acosta before the weapon is uploaded.

The Bone Collector challenges Lincoln, Amelia and the team with a trifecta of victims across the city. As the team races to solve the clue trails before it's too late, Lincoln must come to terms with the Bone Collector's real target: his own ego.

On Valentine's Day, Tani and Noelani are held hostage during a convenience store robbery. Also, Five-0 investigates the murder of a Thai diplomat whose wife confesses to the crime, but Danny suspects she's covering for the real killer.

Monica races to run newly thawed paydirt that could save the season. Parker constructs a mega pond to keep his operation running. Rick troubleshoots a problem with his wash plant and gears up to end his season strong.

Bill's special interview this week is with the 2020 Democratic Presidential Candidate and US Senator from Minnesota, Amy Klobuchar. His midway interview is with the Democratic US Congresswoman from Washington, Pramala Jayapal. Bill's roundtable panel includes the award - winning journalist Katie Couric, the CEO of Reform Alliance and an CNN host, Van Jones and the columnist for the New York Times and an MSNBC contributor, Bret Stephens.

Danny and Baez work with Texas Ranger Waylon Gates when they are put on a case to find the Lone Star Killer. After Eddie's partner mistakenly shoots an undercover cop, Internal Affairs accuses Jamie of not supervising properly.

The Guy, with new friend "Fomo" in tow, delivers to Matthew, a man looking for a connection who hires a new-to-the-business escort for the night. After bonding on set with a familiar face, intimacy coordinator Kym learns a surprising fact about her new love interest that threatens to derail their romance just as it's beginning.

Jimmy welcomes actor Steve Buscemi, actress Zoey Deutch, and a musical performance by Justin Bieber ft. Quavo.

Lidia leaves New York and returns to Madrid in search of Sofia, who has run away to join the Republicans in the Spanish Civil War.

Oscar and Carlota risk their journalistic integrity in exchange for helping Lidia with Sofía. Marga falls ill while running a dangerous errand.

Verdin taunts the DEA agents torturing him. Félix offers opium dealer Guerra a partnership deal. Benjamín's sister Enedina poses a new business idea.

When Elena learns her school mascot honors a man with a horrific past, she makes it her mission to have the mascot changed. Bobby grapples with his heritage when an opposing team member makes fun of him for the way his name is spelled. Gabi tries to find the work-life balance between a case she's thrilled to be working on and a boss who doesn't have boundaries.

In the last living colony on Earth, New Babyl, Aliyah, a candidate in the state's Exemplar entertainment competition, stumbles upon a discovery known as The Archive, a find that will change her world forever.

As Poppy weighs a difficult decision, Ian whisks her away on a mysterious road trip.

Private investigator Charlie Shannon travels to Mexico to track down Amy Harlow, an old friend of Eric's, who may be his last chance at getting out of prison. Behind bars, Eric learns that another inmate plans on killing him.

Tyler and Kinsey feel torn when they figure out why Nina is acting strangely. Bode meets Rufus and Ellie's houseguest. Dodge zeroes in on the Omega Key.

After a first date gone wrong with nice guy, record store owner Rob Brooks recounts her Top Five Heartbreaks and a recent emotional run in with her past.

International Rescue attempt their most difficult mission ever while defending Tracy Island from a dangerous assault.

It's the final round of Blind Auditions on The Voice UK, and the remaining contestants sing for their chance to win one of the final places on the coaches' teams.

Bannerman Independent School's known for its reputation and status. Only DGM, made up of four disparate but determined students, dare to reveal the truth.

Ruby and Violette's relationship is pushed to the limit and Harmony's life is put in danger. Will struggles to finish a tedious report for Connie and turns to Lara for help, but he soon learns he should not mix his personal life with his work. Elsewhere, tensions run high when Ethan and Rash are forced to work together.