Amos returns to Baltimore with Clarissa. On Luna, Avasarala’s alliances begin to shift. Alone and adrift, Naomi becomes a deadly lure.

Naomi comes face to face with Filip. Holden and Fred turn the tables. Avasarala closes in on Marco’s plot.

Holden and Fred deal with infiltrators on Tycho. Drummer’s past comes back to haunt her. Amos returns to Baltimore. Alex and Bobbie’s investigation on Mars leads to rogue soldiers.