"What’s Past Is Prologue” is the title of this weekend's original episode of Star Trek: Discovery, and new photos have just been released. In the episode, Lorca plans to move forward with a coup against the Emperor, propelling Burnham to make a quick decision to save not only herself, but the U.S.S. Discovery.

The episode is the show’s 13th installment. Check out the photos below:

Captain Lorca (Jason Isaacs)

Lt. Paul Stamets (Anthony Rapp

Captain Lorca

Emperor Georgiou (Michelle Yeoh) & Michael Burnham (Sonequa Martin-Green)

Michael Burnham

Michael Burnham & Captain Lorca

Emperor Georgiou 

Emperor Georgiou

Star Trek: Discovery airs Sunday nights on CBS All Access in the U.S. and Space Channel in Canada. The series airs on Mondays on Netflix in the rest of the world.

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