Stardate: 4523.7. Darvin, a disgraced Klingon spy, travels back in time to alter some events to his likings. The DS9 crew must find what he’s trying to change and prevent…
Stardate: 43745.2. While on vacation on Risa, Captain Picard encounters two Vorgons from the 27th Century who claim they are searching for a powerful weapon hidden somewhere on the planet.