Lt. Cmdr. Worf must choose between Starfleet and his heritage when the Klingon Empire withdraws from the Federation peace treaty.
Believing the Romulans are behind the Klingon civil war, Picard involves Starfleet; a Romulan commander reveals a startling relationship.
Picard tries to keep the Federation neutral when the Klingon Empire faces civil war; Worf struggles with divided loyalties.
Sisko refuses Worf's resignation; Deep Space Nine is attacked by a Klingon war fleet.
Kelly and Sipowicz probe the kidnapping of a doctor's daughter; a woman and her son claim to have been robbed while hitchhiking.