Captain Burnham and Book journey into extradimensional space in search of the next clue to the location of the Progenitors' power. Meanwhile, Rayner navigates his first mission in command of the U.S.S. Discovery, and Culber opens up to Tilly.
Quest roles:
David Benjamin Tomlinson(Lt. J.G. Linus the Saurian), Patrick Kwok-Choon(Lt. Cmdr. Gen Rhys), Annabelle Wallis(Zora (voice)), Elias Toufexis(Cold), Eve Harlow(Malinne 'Moll' Ravel), Orville Cummings(Lt. Christopher), Victoria Sawal(Lt. Naya), Natalie Liconti(Lt. Gallo), Christina Dixon(Lt. Cmdr. Asha), Tony Nappo(Primarch Ruhn), Barnaby Carpenter(ISS Enterprise Computer (voice))