Eph and Dutch work together to thwart the Master’s greatest ally. Justine runs into trouble with the Mayor while Setrakian tracks down the real owner of the Lumen.

Setrakian and Fet use Fitzwilliam’s info to attack the Master. Eph returns to NYC frustrated but energized to go after the one person responsible for killing his friends.

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