 Jadzia Dax (Terry Farrell) to help to find the ancient Sword of Kahless.After they find the sword, they are forced to evade the forces of Toral (Rick Pasqualone), Son of Duras, and Worf and Kor come to blows over the future use of the weapon.The episode was the first in the series to feature the character of Worf, who had previously been a character on "", in a central storyline.