Fox have released a promo, two clips and the official synopsis for next week’s seventh episode of ‘Gotham’ Season 3, titled “Mad City: Red Queen.”

Nygma helps Penguin prepare for the mayor’s dinner.

Jervis Tetch’s virus is much worse than initially thought.

Official Synopsis:

LET’S TAKE A TRIP! ON AN ALL-NEW “GOTHAM” MONDAY, OCTOBER 31, ON FOX

After coming in contact with a substance by the hand of Mad Hatter, Jim Gordon gets led on a psychedelic trip and must confront his past, present and future. Meanwhile, Penguin struggles with Nygma’s new relationship in the all-new “Mad City: Red Queen” episode of GOTHAM airing Monday, Oct. 31 (8:00-9:01 PM ET/PT) on FOX. (GTH-307) (TV-14 L, V)

Cast: Ben McKenzie as Detective James Gordon, Donal Logue as Harvey Bullock, David Mazouz as Bruce Wayne, Morena Baccarin as Leslie Thompkins, Sean Pertwee as Alfred, Robin Lord Taylor as Oswald Cobblepot/The Penguin, Erin Richards as Barbara Kean, Camren Bicondova as Selina Kyle/the future Catwoman, Cory Michael Smith as Edward Nygma/the future Riddler, Jessica Lucas as Tabitha Galavan, Chris Chalk as Lucius Fox, Drew Powell as Butch Gilzean, Maggie Geha as the future Poison Ivy, Michael Chiklis as Detective Nathaniel Barnes.

Guest Cast: Jamie Chung as Valerie Vale, Chelsea Spack as Isabella, James Carpinello as Mario, Leslie Hendrix as Kathryn, Naian Gonzalez Norvind as Alice Tetch, Michael park as Peter Gordon.

‘Gotham’ Season 3, Episode 7 “Mad City: Red Queen” airs Monday, October 31st at 8:00-9:00 PM ET/PT.