A külső naprendszerben, a Szaturnuszhoz közel, James Holden és a Cantenbury nevű jégszállító legénysége különös rádiójelet fog a Scoupli nevű elhagyatott hajóról. A Ceres űrállomáson Miller nyomozó egy eltűnt örökösnő, Julie Mao ügyében kezd vizsgálatba.

Holden and crew are trapped in badly damaged shuttle. On Ceres, Miller uncovers clues about Julie Mao. On Earth, Chrisjen Avasarala questions a terrorist.

Holden and the crew are taken prisoner by the Martian Congressional Republic Navy. Miller deals with unhappy rioters. Avasarala plays politics and gets severely burned.

Holden and crew find themselves in the middle of a desperate battle while still aboard the Martian battleship. Miller’s partner, Havelock, goes missing.

Holden finds an unlikely ally. Miller’s obsession with Mao intensifies.

Miller gains valuable information from a hidden data cube. Holden and his crew learn their host’s agenda.

Holden and his crew face a Martian military blockade. Miller finds a new reason to forge ahead. Avasarala visits Holden’s family.

A derelict vessel holds a potentially devastating secret. Holden and his crew cross paths with Miller on Eros. Avasarala receives bad news.

Julie's origin story ends up revealing her trajectory. Holden and Miller work together as they take a look at a strange emergency happening on Eros.

Avasarala uncovers a game-changing secret while the future of the human race might be in Holden and Miller's hands.