In "Blood Bonds," the ninth episode of "Supergirl's" debut season, Astra's (Laura Benanti) husband Non (Chris Vance) makes a move against the DEO to get his wife back and captures Hank Henshaw. Meanwhile, Kara faces off against Cat's accusations, as her boss correctly guessed her secret identity in the episode prior.

"Supergirl" Shakes Things Up as a Big Secret Gets Discovered

According to the official description,

With Astra in captivity at the DEO, her husband, Non (guest star Chris Vance), captures Hank, leading to a tense standoff between the two sides. Also, Kara continues to refute Cat's allegations that she is Supergirl.

"Supergirl" airs Mondays at 8 pm EST on CBS. Developed by producers Greg Berlanti, Ali Adler and Andrew Kreisberg, the series stars Melissa Benoist, Calista Flockhart, David Harewood and Chyler Leigh.