Vanessa and Susan are pursued through the sewers by mutated feral vampires and arrive back at the safety of the hospital only to find the aftermath of a hostile takeover. ...

The final battle between Earth and Mars threatens the very future of humanity; a new monster is unleashed on Prospero Station; Anna receives the smoking gun she needs. ...

The search for Prax's daughter comes to a head; officers loyal to Admiral Souther plan to mutiny aboard the Agatha King. ...

The Rocinante tends to wounded Martian soldiers in exchange for supplies; Avasarala struggles with how to disseminate a key piece of evidence despite being in hiding. ...

Earth strategizes a costly ploy to gain advantage in the war against Mars; Anna struggles to convince Sorrento-Gillis to do the right thing; Avasarala and Bobbie seek ref ...

The Rocinante answers an unexpected distress signal. Bobbie and Avasarala find themselves being hunted by a mysterious captor. UN Secretary-General Sorrento-Gillis brings ...

The crew has to deal with Naomi's betrayal while caught in a war between Earth and Mars. Avasarala and Bobbie hatch up an escape plan. ...

In the final episode of this season, the crew of the Rocinante comes face to face with an evolving intelligence infused with the alien protomatter. ...

A discovery pushes Naomi and Holden apart and sets the Roci crew against each other. ...

Bobbie makes a decision that changes her life forever. ...

Holden leads his crew through the war-torn station on Ganymede. ...

Bobbie becomes a pawn in a struggle between Earth and Mars. ...

Naomi tracks down signs of protomolecule and Fred Johnson's control over OPA collapses. ...

Waking up in unfamiliar surroundings, Jessica once again finds herself torn between two worlds and facing an impossible choice. ...

The shooting forces Jessica to rethink her plans. Meanwhile, Oscar asks for help with a family crisis, and Trish's frustrations finally boil over. ...

Backed into a corner, Jessica's forced to share her intel on the killer. A groggy Trish tries to pull herself together before an important meeting. ...

Between anger management classes and tabloid scandals, Jessica and Trish track down a third patient linked to IGH. Oscar extends an olive branch. ...

Jessica sets out to find Dr. Kozlov and makes a startling discovery. Trish recruits Malcolm for backup as she visits a figure from her past. ...

While Jessica deals with a rival PI and a paranoid would-be client, Trish digs up a medical file that could unlock the mystery of Jessica's powers. ...