Warning: This article contains spoilers for The Flash Season 5 Episode 20, titled "Gone Rogue," that may spoil your enjoyment in discovering its plotline. Read at your own risk.

The title "Gone Rouge" pretty much tell what is going to happen in The Flash Season 5 Episode 20. Nora (Jessica Parker Kennedy) will go "rouge" after Barry (Grant Gustin) learned that she lied to him. Things will even get worse as Brie Larvan/Weather Witch (Reina Hardesty), Joss Jackam/Queen Bee (Emily Kinney), and Peter/Rag Doll (Phil LaMarr) will make their return to the Central City.

"Barry continues to struggle with how he feels about Nora's betrayal," The Flash Season 5 Episode 20 official synopsis read. "Brie Larvan, Joss Jackam, and Peter return to Central City. Meanwhile, Cisco (Carlos Valdes) makes a bold decision."

Team Flash will be going head-to-head against the Rogues in The Flash Season 5 Episode 20. With what happened between Barry and Nora, the latter might form and lead the ensemble composed of Weather Witch, Queen Bee, and Rag Doll, per Comic Book Movie.

Details about the upcoming The Flash Season 5 Episode 20 are scarce, but the newly-dropped The CW trailer looks like a giveaway. Nora's glowing eyes seem to indicate how angry she is, and it doesn't look good for Barry, Iris (Candice Patton), and the rest of the Team Flash.

Barry is not confident of his daughter's loyalty. He will even continue struggling with Nora's betrayal. It will even get worse as she seems to be planning something against her father in The Flash Season 5 Episode 20.

According to The Tribune Voice, although Cicada 2.0 is the series main villain, dealing with Nora in The Flash Season 5 Episode 20 will be a crucial part for the Team Flash and the season finale. Hence, fans can expect these two to be the main antagonists come to the final episode. And to be able to defeat them, The Flash may team up with the Reverse Flash.

Elsewhere, Cisco will be making a bold decision about a very important thing in The Flash Season 5 Episode 20. The show only has four episodes left before the finale, so the turnout of events will surely be intense to set the stage for the final episode.

The Flash Season 5 Episode 20, titled "Gone Rouge," will be out on Tuesday, April 30, at 8 p.m. ET on The CW. The upcoming episode is directed by Kristin Windell and written by Sam Chalsen and Joshua V. Gilbert.