1-04: Phage

Voyager discovers a way home on an alien world, but its inhabitants refuse to share the technology.

The Vidiians experiment on B'Elanna, splitting her into two beings... one fully human, the other fully Klingon.

Voyager's crew exhibit strange behavior as the ship mysteriously keeps turning back to the same nebula.

Tuvok develops a training program for a group of former Maquis.

Optimism ensues when communication with a Romulan in the Alpha Quadrant may yield a way home.