On the planet Alin, a herder discovers an ancient city. Captain's log: The Enterprise has been dispatched to the Alin system. Research vessel Anasazi has been reporting that wormholes and other spatial anomalies have been occurring there with sudden regularity. Starfleet fears that unwanted visitors like the Borg or the Dominion might be attempting to bore deep into Federation territory. Captain's log--supplemental: Suben has been disarmed. After Data's success with shutting down Suben with the radium, Bowman found the machine responsible for his power...