Supergirl (2015)

S3E4 The Faithful

Title: The Devoted Plot: Kara delves into a clandestine organization led by Thomas Coville, who shares an enigmatic link to Supergirl. At the same time, Samantha grapples with feelings of inadequacy as a mother to Ruby, worried she isn't enough. J'onn opens up about a long-buried truth, revealing more about his past.