For years, Starfleet Intelligence agents have carried out undercover assignments deep within the Klingon Empire. Surgically altered and rigorously trained in Klingon culture, they operate in plain sight and without any direct support, while collecting information and infiltrating the highest levels of imperial power. Their actions have given Starfleet valuable insight into the inner workings of Klingon government and its relentless military apparatus. After three of Starfleet’s longest serving agents fear exposure, they initiate emergency extraction procedures. Their planned rendezvous with the USS Endeavour goes awry, threatening to reveal their activities and the damaging intelligence they’ve collected during their mission.

Seven of Nine is taking part in an archae­ological expedition on an obscure planetoid in the Delta Quadrant when a disastrous turn of events puts Voyager’s away team in jeopardy, and transports Seven across time and space to Yusub, where she comes face-to-face with Captain Kirk of the U.S.S. Enterprise.

Sweeping across the Alpha Quadrant, a mysterious wave of energy is wiping out populations of entire planets. Hundreds of planets lie in the path of the mutagenic wave, which is expanding outward as it traverses the cosmos. Earth and the Romulan Empire face total obliteration.

Captain Jean-Luc Picard leads the crew of the Enterprise on a dangerous mission into the heart of the Cardassian Empire, where they hope to prevent the Dominion from creating an artificial wormhole.

The rebuilding of Mestiko is starting to make progress: the atmosphere is partially restored and Federation scientists are introducing new methods of replenishing the planet's biosphere. But their efforts are being stymied by the growing power of the mar-Attya, who shun all offworlders.

Overseeing a starship building project that could help Bajor's unstable economy, Commander Sisko is alarmed when the shipment of a major component is hijacked and taken through the wormhole, and plans a desperate recovery mission.

The Enterprise-A is transporting a party of diplomats when it picks up a mysterious alien signal emanating from a nearby world.

Armed with weaponized gravity, alien Crusaders will stop at nothing to rescue the universe from its myriad beliefs. When Kirk and Spock confront the source of the invasion, Sulu finds himself trapped behind enemy lines.

When the Enterprise arrives at a remote science outpost they find signs of a violent firefight. The station has been raided, but there are no bodies and all personnel is missing.

After a mission of rescue to Nimbus III, the crew of the Enterprise find themselves on a much more dangerous and disturbing journey, to the center of the galaxy and the forbidden secrets it holds.

Ravaged by a killer virus, the Romulans enter Canara, where the only antidote can be found. Desperate, they incite a victorious Enterprise attack on one of their vessels - but Kirk discovers their ruse.

The children of Chrysalis have grown to adulthood and are rapidly demonstrating that superior abilities spawn superior ambition. The most formidable of this new breed of supermen is the charismatic Khan Noonien Singh.