Due to a blood shortage, Grey Sloan Memorial is setting up a voluntary donation center. Meanwhile, Nick asks Meredith for help with his patient and Winston is hung up on his relationship with his brother, in the first hour of the season finale.  .

In Stone Mountain, Ga., the failing Sweet Potato Cafe is destroying its owners' finances and their 25-year marriage. Karen feels burnout from carrying most of the responsibilities for the business while Darrell takes a back seat. Robert Irvine must convince Darrell to pull his weight in the cafe and help rekindle Karen's passion in the kitchen or else their business and their relationship may not survive.            

For their last Quickfire Challenge, the chefs make the trip to El Charro in Tuscon, Ariz., the oldest family-run Mexican restaurant in the country, where chef Carlotta Flores challenges them to create a dish featuring her carne seca.

In Stone Mountain, Ga., the failing Sweet Potato Cafe is destroying its owners' finances and their 25-year marriage. Karen feels burnout from carrying most of the responsibilities for the business while Darrell takes a back seat. Robert Irvine must convince Darrell to pull his weight in the cafe and help rekindle Karen's passion in the kitchen or else their business and their relationship may not survive.            

The ruins of a mental health institution, Hartwood Hospital in North Lanarkshire, lie deserted in the Scottish woodlands; experts investigate and uncover the terrifying past of a notorious psychiatric asylum where many entered, but few escaped.

BBQ Brawlers Megan Day and David Sandusky are back to seek vengeance against Bobby Flay, who did not pick them for his team on Brawl. BBQ Brawl judges Brooke Williamson and Carson Kressley are there to help them get sweet revenge.

The blood shortage at Grey Sloan Memorial continues. Meanwhile, Meredith makes a risky decision regarding a patient, and Owen's actions to help his fellow veterans come to light.

Ten new participants have a chance to win $500,000 as they try their best to survive in one of Earth's harshest locations. The survivalists struggle acclimating to their home while predators encircle their camps.

Juliette and Sam have to co-exist around each other's new partners. Madisson and Ish get married, but the group can't stay civil on their big day. The girls rally around Madisson after an unthinkable tragedy.

"The Codex Gigas," also known as the "Devil's Bible," is a giant medieval tome that has evoked fear for centuries and is believed to contain a malevolent power; experts investigate its legendary secrets and uncover the mystery behind its author.

After a U.S. veteran shoots a wanted fugitive on his land, the legal system attempts to determine if the veteran acted in self-defense or committed murder.

Police engage in a high-speed chase until they discover a shocking twist.

In Tulsa, a 19-yr-old woman is killed in a drive-by shooting, but the bullet was meant for someone else. At trial, justice hinges on a witness with close ties to both the victim and the suspect.

A family fights to survive during a hold-up at their store.

Bull and the Trial Analysis Corporation team head to court one last time to finalize a negligent homicide defense that will change the nature of their company and their lives forever.

Authorities investigate when an art teacher is killed in her own home, and they bring her husband and a growing list of suspects into the interrogation room to face hard-hitting questions in the hopes of learning why the teacher was murdered.

A family of urban homesteaders is leaving their Atlanta home to give their kids a hands-on global experience in Jaco, Costa Rica. An immigrant himself, Dad has big ideas on how to ease their transition, but world-traveler Mom is focused on the details.

Desus Nice and The Kid Mero go in on the news and cultural stories from the past week. Then, Kenan Thompson from Saturday Night Live joins Desus & Mero to taste test several brands of bottled water, including one that costs over $1,000. They'll see if they can tell whether they're sipping pricey imported spring water or plain old New York City tap water. Can Desus, Mero and Kenan guess how much each bottle costs by the taste or is it all just...water to them?