Secrets are Revealed in New Promo Photos from The Fosters “Justify”

Promo photos from the next new episode of The Fosters have been released. The episode is called, “Justify” and it will air on Monday, August 1!

In the episode, “Lena is shocked by the news that her dad has been hiding something that directly puts them all in jeopardy. Additionally, she uncovers a major secret that Brandon has been keeping. Mariana continues to be pressured by Nick and must deal with direct opposition from the male members on her STEAM team.”

I need to know what these secrets are! Any theories?

Source: Freeform/Eric McCandless