Star Trek: Voyager - Season 6 Episode 9 -

Seven of Nine upgrades her Borg alcove to assimilate mass amounts of data in short periods of time. The data leads Seven to theorize several conspiracies aboard Voyager involving their presence in the Delta Quadrant as an intentional act. Voyager meets Tash, an alien far from home building a catapult capable of launching ships hundreds of light-years in an instant. As Seven assimilates inconclusive data, her paranoia and imagination fills in the gaps and plants the seed of doubt among the crew.