When an experiment to save Barry's speed backfires, Nash Wells searches for a way to save The Flash and comes up with a dangerous plan. Meanwhile, Iris makes a startling realization inside the Mirrorverse and Cecile faces off with Rosa Dillon.
When Conrad gets a call from his former army commander who is stranded and wounded in the forest, the trip to save him brings lots of old emotions to the surface. Devon and Kit treat a patient who suffers from sickle cell anemia and encourage her to have a hip replacement to help treat her pain. Meanwhile, The Raptor is pulled away in the middle of an intense surgery, Mina is left to put her skills and finish the surgery on her own and Bell works on reconnecting with his stepson after helping him get hired at the hospital.
While adjusting to their new lives in Smallville, Lois and Clark make an important decision concerning one of their sons. Meanwhile, tensions begin to rise between Lois and Morgan Edge. Lastly, Lana Lang Cushing invites the Kent family over for a barbecue.
As the team hunts a killer who is fatally shooting seemingly unrelated targets, an experience on the job has new agent Tiffany Wallace examining the tension between her career as an FBI special agent and the responsibility she feels to her community as a Black woman.
Malcolm, still reeling from the latest events with Ainsley, focuses on the next case, in which a famous plastic surgeon is murdered. Meanwhile, Martin gets a new job working in the infirmary with resident MD Dr. Vivian Capshaw. Then, Jessica is surprised to learn her younger sister is in town.
New Amsterdam is still reeling from the pandemic as a plane crash lands in the East River. When investigators come to interrogate the flight crew, Iggy fights against the clock to help the pilot uncover the truth. Max tracks down scarce medication after one of his own contracts COVID.
Tonight, after finding footage of a camper being abducted by a large hairy creature, the cops decide to head for the bush.
When Jason returns to Bravo, tensions rise as Ray outranks him on a mission to recover military drones in Syria. Also, Sonny receives surprising news from Texas.
Franklin's troubles extend beyond the gangs, putting Cissy in jeopardy. Teddy and Gustavo seek revenge.
Harry copes with jealousy when the mayor hires an annoyingly perfect new town doctor.
As the SWAT team helps the LAPD search for the prime suspect in a woman's disappearance, they're joined in the field by a new team member, tactical medic Nora Fowler. Also, the personal strain between Chris and Street comes to a head as both await Hicks' decision on who the winner is of a prestigious leadership competition.
Bonnie and Adam's romantic dinner is interrupted as the other ladies struggle with love on Valentine's Day. Also, Wendy's new relationship becomes the talk of the group.
Mike's willpower is put to the test when Vanessa challenges him to go vegetarian for a week. Meanwhile, Ed trolls ventriloquist Jeff Dunham on social media and Mandy and Kyle move into Kristin and Ryan's guest house.
Following the assassination of a suspect, Clarice and VICAP are investigated by Krendler's rival at the Bureau, SA Anthony Herman. When Ardelia is recruited to assist him, it causes friction between the two friends.
A dispute on the moon prompts NASA officials to consider arming astronauts. Ed's past comes back to haunt him.
Dorothy and Sean get a hopeful sign. Leanne and Julian get to know each other better.
The Task Force is thrown for a loop when they encounter a nefarious enterprise that provides doppelgängers for criminals. Red scrambles to counteract a bold move by Liz.
When an Army ranger goes missing after returning from deployment, Magnum learns of the traumatic news he received upon arriving home and must find him before survivor's guilt consumes him. Also, Higgins and Ethan solve the case of a missing engagement ring while on a mini-break, and Katsumoto tries spending quality time with his teenage son.
The epic saga which began with Ragnar Lothbrok, the first Viking hero to emerge from the mists of myth and legend, comes to an end in a spectacular and shocking series finale which finds tragedy striking in the new land and in England.
Laura and Salim's quest forces them outside of their comfort zones as they learn to let go of their pasts. Shadow is surprised by a new side of Wednesday, while Technical Boy attempts to escape the prison of his own mind.
Cletus becomes a singing sensation, while Homer becomes a new man. Then, Cletus turns on his fans, ruining everything.
An adventure for Daryl and Carol turns sideways when they come across an old cabin. It takes Daryl back to the years when he left the group after Rick disappeared as he relives a time that only the apocalypse could manifest.
Stewie designs a "Terminator" Peter robot to destroy Lois for trying to feed him broccoli, but when things don't go according to plan, Stewie and Brian must go on a Terminator-esque mission to save Stewie's life.
The 118 are called to the tarmac when a flight attendant reaches her limit with her flight's passengers. Athena discovers that quarantine has pushed a couple to their breaking point. Meanwhile, Eddie worries Christopher will not accept him dating, Buck reconnects with an old flame and finds himself in the middle of Albert's new relationship and Maddie and Chimney make a big decision about their baby.
Gambi supports Black Lightning as he departs on a special mission. Meanwhile, Grace tries to persuade Anissa to let her guard down.
Layton and Till investigate the murders. Wilford leads Miss Audrey down a dark path.
A bank robbery, an apartment fire and a pregnant woman lost in a parking garage are the seemingly unconnected calls to which the 126 responds. Then, T.K. celebrates his one-year anniversary of sobriety, while Owen and Gwyn may not make it to the end of the week as a couple. Also, Carlos finds himself working on a case with his Texas Ranger father.
After bringing in an incredibly unique and complicated spinal surgery, Dr. Aaron Glassman challenges the residents for an opportunity to join him in the operating room. Meanwhile, Shaun and Morgan disagree on how to treat a comatose patient with a cancerous tumor.