During a visit to Holden's co-op parents' house in Montana, Avasarala learns of Holden's troubled childhood and gains some insight into his recent decisions. On their way to Eros, the crew of the Rocinante realize too late that Kenzo, a spy from Tycho station is onboard and has inadvertently got the attention of a Martian patrol. Kenzo helps obtain the MCRN codebook from the ship's safe, and with a few code words the patrol backs off, believing the Rocinante to be a Martian black ops ship. Miller departs Ceres for Eros, with a new piece to the mysterious puzzle surrounding Julie Mao.
Two hundred years in the future, in a fully colonized Solar System, detective Josephus Miller, born in the asteroid belt, is given the assignment to find a missing young woman, Julie Mao. Joining his task is James Holden, formerly first officer of an ice freighter who is involved in an incident caused by the tense relationship between Earth, Mars and the Belt. Soon the two find out that the missing woman is connected to a vast conspiracy.