When Bashir is chosen as the model for Starfleet's holographic doctor program, the process threatens to expose a dark secret from his past.

Quark accepts a position working for an arms dealer to erase his debts.

Worf helps Quark woo a visiting Klingon woman, even though he is in love with her.

Sisko and the Defiant crew must choose between the lives they have always known and the lives of their own descendants.

Let He Who Is Without Sin... While vacationing on the planet Risa, Worf falls under the influence of a traditionalist group bent on destroying the pleasure paradise.

Trapped on a planet under Klingon attack, Jake Sisko panics in the heat of battle.

Quark sacrifices his mother's happiness to regain his standing in Ferengi society.

Sisko travels back in time to a pivotal moment in the history of the original Starship Enterprise.

On a mission for the Klingon Empire, Worf realizes that his friend General Martok is no longer fit to lead.

Led by Gul Dukat, Cardassia joins the Dominion and prepares to take over the Alpha Quadrant.

While Worf and Garak are imprisoned in the Gamma Quadrant, Sisko learns of a Dominion invasion.

A man wearing a surveillance wire in downtown Los Angeles is shot to death at point-blank range. Brenda and Fritz vie for control of the case.