When Barry suddenly gains the power of speed thinking, he attempts to use his new gift to save Iris. While Barry is thrilled with his new power, Cisco is hesitant to trust it. Meanwhile, Eva must face a shattering truth.

On Nic's first day back at Chastain, the man who attacked her is admitted to the ER, causing her to confront her trauma head-on. Cain, now in recovery, is self-conscious of his physical state and sets his eye on taking down Mina. The new intern both struggles and shines throughout her first day, causing Devon and Conrad to wonder if something bigger is going on.

NCIS dives into the competitive world of food trucks after finding a man frozen to death in the back of one.

An arsonist begins terrorizing a neighborhood with car bombs. Charlie and Rex race to find the next target before the case goes up in smoke.

Coaches Kelly Clarkson, Nick Jonas, John Legend and Blake Shelton all vie to discover and coach the next singing phenomenon on the fourth night of Blind Auditions.

Appa worries about Umma after a minor household accident. Janet uses Jung's past to boost her reputation with students. A high school reunion has Kimchee thinking about an old flame.

After a bomb leaves three people dead, the team presses a reluctant informant to gather information from his close friends who are under suspicion. Also, OA finds tension in his relationship with his girlfriend, Mona, when they clash on where the informant's rights lie.

Marty and Gary are amazed when they make a top pocket that suggests Samuel Ball had ties to British royalty.

Bobby confesses his feelings for Lilly; Nancy unexpectedly moves back home hoping to give her marriage with Richard another chance while Sam and Priscilla's marriage ends in turmoil; Diane develops a plan; and Hunter and Victoria confront Jason about Jean's murder.

Clark shares some of his Kryptonian history with Jordan and Jonathan during a family breakfast. Meanwhile, Lois and Chrissy dig deeper to uncover the truth about Morgan Edge.

Delilah left a demanding white-shoe law firm a decade ago and hung up her own shingle so she could make raising her kids her number one priority. Now she takes on cases the big firms ignore and finds herself, more often than not, going head-to-head with the powerful and privileged as she fights for the disenfranchised.

Josh gains access to a cellar still site, but even help from the Laws can't keep trouble from surfacing. Mark and Digger innovate a way to cut the cost of water cooling, and bayou shiner Richard makes a medicinal moonshine from wild-grown manglier.

In a high-pressure moment, Kate pitches an idea that isn't hers to give. Anne's publication dreams may finally come true; a new opportunity leads Frankie to expand her business. Jenny confronts her man about what he really wants.

Micah and Charley's relationship grows deeper; Ralph Angel takes pride in his new job; Calvin's daughter quarantines with him and Nova; Micah helps Charley in her fight against Parker and Landry; Ralph Angel talks to Darla about their future.

Max is forced to face the heartbreaking consequences of one of his policies. Bloom comes to a startling realization about Iggy.

The team welcomes a new member as they begin their hunt for a repeat offender and the child he kidnapped after murdering the boy's single mother. Also, Jess tries to move past the awkward exchange he had with Sarah during their last encounter.

Delilah digs deeper into Leah's case and uncovers shocking information. Tamara officially signs on as opposing counsel, stirring up conflict between these best friends. Delilah confronts Christine about Dion.

Conan welcomes guest Ron Funches.

Jimmy welcomes model Chrissy Teigen, professional golfer Rory McIlroy, and a musical performance by Pink Sweat$ & Kehlani.

Stephen welcomes actor Riz Ahmed and a musical performance by Janelle Monáe.

The mystery behind Boy's past deepens when Taylor and Hayley find him among dead Kaiju and destroyed Jaegers - along with the creature responsible.

Helping Lily towards her goals, Ayesha mulls over her own unspoken desires. Rani and Fatima clash over business while navigating their deeper demons.

The only friend Marion has left is Marit, who is now facing a difficult dilemma. Fanny continues with her unethical methods to get to the bottom of who leaked the sex video.

James welcomes actor Tracy Morgan and a musical performance by Kings of Leon.

The cops' worst nightmares are realised when they encounter a shapeshifter who turns into the thing you fear the most.