“Cause and XS” is the title of the Tuesday, February 12 episode of The Flash and The CW has released an official description with some spoilers!
Here’s the write-up; hopefully The CW will release some promotional photos soon.
IRIS’S LIFE IS THREATENED — After Iris (Candice Patton) lands in serious danger, Nora (Jessica Parker Kennedy) races to save her mother. Barry (Grant Gustin) puts the finishing touches on the metahuman cure, leaving Cisco (Carlos Valdes) with a rare night off so he decides to take Kamilla (guest star Victoria Park) on a date. Rachel Talalay directed the episode written by Todd Helbing & Jeff Hersh (#514). Original airdate 2/12/2019.