Father tries to teach the children how to hunt some of Kepler-22b's mysterious creatures for food. Meanwhile, the Mithraic make a stunning discovery that potentially fulfills a Mithraic prophecy, and a debate about how to proceed ignites a conflict between Marcus and the Mithraic leader, Ambrose.

After reconnecting with her creator, Mother finds herself distracted by intense feelings she didn't know she was capable of, leaving the settlement vulnerable to Marcus, Sue, and the Mithraic's swift approach. As Campion continues to question his family's principles, the other children's loyalties are tested.