A missing person flyer draws Margaret into a case about a missing woman with Down syndrome; previously missing persons from M&A's old cases resurface; Sir negotiates the terms of his case; Dhan makes headway in determining Jamie's identity.

Someone from Dhan's past resurfaces, looking for their missing wife and triggering Dhan's trauma; M&A mobilizes to track down one of their own as Gabi barters with her life; Heather's actions lead to a bold declaration.