Odyssey 5 (2002)

S1E20 Fossil

Title: Fossil Plot: While monitoring a suspected Synthetic operation, Angela and Kurt find themselves in a violent shootout, resulting in Kurt being hospitalized and Angela taken captive by the Synthetics. After receiving crucial information from his former ally and mentor, Leyton Scott, Chuck discovers that a moon rock holds the key to understanding the connection between the Cadre and The Sentients.