Barry trusts his instincts during a murder investigation, believing the suspect, despite the overwhelming evidence against him; Iris gives Allegra an opportunity to be a mentor.

Supergirl, Alex, and Brainiac thwart an alien attack while William investigates Kara. J’onn J’onzz and Kelly use Obsidian tech to solve a problem.

Kara’s investigation into William Dey’s “criminal” activities results in the shocking revelation he is not who she thinks. Meanwhile, the conflict between Malefic and J’onn J’onzz reaches a boiling point.

Supergirl is determined to keep everyone safe from Lex and Nyxly so she doubles down on patrol, especially as Alex and Kelly’s bachelorette party is coming up. Alex is torn…

Psi, a thief with psychic powers, attacks National City. Able to immobilize people by tapping into their worst fears, Psi proves a formidable opponent for Supergirl. Meanwhile, James and Lena…

Colonel Haley makes a surprising decision regarding Supergirl. Kara writes a series of articles highlighting aliens in National City in the hopes that humans will stop being so fearful of…

Armek, a White Martian, descends on National City intent on taking M’gann back to Mars to face her punishment as a traitor. Hank and Supergirl determine the best way to…

As Eva becomes more powerful, Barry and team must find a way to stop her. They are shocked when an old friend – Sue Dearbon risks her life to help.

When a powerful new villain, Psych, channels and amplifies everyone’s fears in order to wreak havoc on Central City, Barry realizes, with Cecile’s help, that he must face his own…

Pariah enlists Black Lightning to help stop the Anti-Monitor after Flash-90 shares what he learned from his battle in ‘Elseworlds.’ With the help of Black Lightning, Barry, Cisco and Killer…

While Nora grapples with the revelation that Thawne killed her grandmother, Team Flash must stop the formidable team-up of a newly sprung from jail Weather Witch and Silver Ghost, a…

After an unexpected guest from the future, Nora West-Allen, appears at their home, Barry and Iris must figure out how to get her back to the future without disrupting the…

Team Flash gets help from a surprising ally in their battle against DeVoe.

Barry comes face to face with DeVoe. Devoe’s past is revealed through flashbacks. Meanwhile, Iris puts the final touches on the wedding, which is a week away.

Barry takes drastic measures to stop Savitar. Meanwhile, H.R. continues to push Tracy Brand to design the trap for Savitar and Killer Frost returns with an interesting proposal.

With nothing left to lose, Barry takes on Savitar.