After building a historic Bajoral sailing ship by hand, Sisko takes Jake on a trip to study the likelihood of a long-held belief.
Jadzia meets the previous Dax hosts through the Trill zhian'tara ceremony, while Nog tries to enter Starfleet Academy.
3-13: Life Support
Vedek Bareil’s life hangs in the balance while an ambitious Kai Winn negotiates a peace treaty with the Cardassians. Meanwhile, Jake and Nog face a culture clash.