All Federation crew aboard Deep Space Nine begin to train for a possible infiltration by a Changling. Unfortunately, the DS9 staff is woefully unprepared as they have a hard time just tracking down Odo. As Captain Sisko spends some time with Kassidy Yates, an enormous contingent of Klingons arrive in their Birds of Prey to prepare themselves for the possibility of the Dominion coming through the wormhole.

On leave since the destruction of the Enterprise-D, Lieutenant Commander Worf is temporarily assigned to Deep Space Nine in order to find out why the Klingons have massed a fleet of warships at the station. Worf does find out that the Klingons are planning to attack Cardassia to stop what they feel is a Dominion-led coup. Captain Sisko warns General Martok that the unprovoked attack could lead to the breakdown of the treaty between the Federation and the Klingon Empire. However, Martok chooses to ignore Sisko's ultimatum and sends his fleet towards Cardassian space.

Stardate: Unknown Voyager encounters a spatial anomaly that disables Voyager's warp drive and communications. What's worse, the ship itself has become distorted, with passages and turbo-lifts going to the wrong locations; the crew can't get to where they need to go. The distortion of Voyager is compounded by the fact it is will soon encompass the entire ship. The crew tries desperately to stop the anomaly's advancement before the ship is destroyed.

No bologna, no pimento loaf. Vivian tosses out Philip's faves and substitutes tofu and rice cakes. Oh, yum!

Xena employs stealthy maneuvers to protect an infant who an oracle claims will one day usurp the King's throne. Meanwhile, Xena must also make sure that Pandora, the granddaughter of the legendary original, is able to reset the lock on her precious box.

Logan alerts headquarters about the accident at the oil platform. After that, he dives down to rescue Stephanie and Tom and bring them to safety. Inside the platform, Cody is forced to rescue Neely who is stuck under a ladder. Then they locate Fern and Larry and finds out that Larry is trapped and can't feel his legs. When the lifeguards and the Coast Guard arrive, they plan to lift the platform because the only way to get in is from underneath.

Frank escapes death while interviewing a mass murderer. Frank would like to cover less action stories; however, Lansing, hoping for a ratings boost, wants Frank to cover even riskier stories. Frank starts doing the stunts and then Lansing wants him to jump off the building, live.