The Vidiians experiment on B'Elanna, splitting her into two beings... one fully human, the other fully Klingon.
1-11: Heroes and Demons
When Kim disappears on the holodeck, The Doctor is sent to investigate.
1-07: Ex Post Facto
Images of a murder victim’s last moments incriminate Tom Paris as the perpetrator.
The integrated Maquis and Starfleet crews must work together to save Voyager from a temporal anomaly.