Arriving 930 years into her future, Burnham navigates a galaxy she no longer recognizes while searching for the rest of the Discovery crew.

After the USS Discovery crashes on a strange planet, the crew finds themselves running out of time to repair their ship. Meanwhile, Saru and Tilly embark on a dangerous first contact mission, hoping to find Burnham.

Burnham and the Discovery crew travel to Earth to learn the fate of Federation in their absence.

Burnham and Adira visit the Trill homeworld in hopes of unlocking the secrets trapped within Adira's mind. Back on the U.S.S. Discovery, Saru's efforts to help the crew reconnect with one another take a surprising turn.

After reuniting with what remains of Starfleet and the Federation, the U.S.S. Discovery and its crew must prove that a 930 year old crew and starship are exactly what this new future needs.

After receiving a message from Book, Burnham and Georgiou embark on a rogue mission to find him, leaving Saru to pick up the pieces with Admiral Vance. Meanwhile, Stamets forms an unexpected bond with Adira.

While grappling with the fallout of her recent actions, and what her future might hold, Burnham agrees to represent the Federation in an intense debate about the release of politically sensitive but highly valuable Burn data.

Burnham and the Discovery crew travel to Book's home planet to help rescue it from Osyraa, the formidable leader of the Emerald Chain. Stamets and Adira continue their search for valuable information about the origin of the Burn.

The crew journey to a mysterious planet in hopes of finding a cure for Georgiou's deteriorating condition. Stamets and Adira make a breakthrough with the newly acquired Burn data.

Georgiou uncovers the truth about the plot against her, leading her to a revelation about how deeply her time on the U.S.S. Discovery changed her.

Discovery ventures to the Verubin Nebula, where Burnham, Saru and Culber make a shocking realization about the origin of the Burn. The rest of the crew faces an unexpected threat.

After capturing the U.S.S. Discovery, Osyraa seeks a meeting with Admiral Vance while Burnham and the crew must overcome unimaginable odds as they attempt to regain command of their ship.

The Emerald Chain tightens its grip and the mystery of the Burn is solved. Burnham and the crew have one last chance to save themselves and the Federation.