4-11: Concerning Flight
When Voyager seeks to recover stolen supplies, Janeway receives help from the holographic version of Leonardo da Vinci, who is using The Doctor’s pirated mobile emitter.
4-20: The Omega Directive
Upon detecting an omega molecule, Voyager must locate and destroy it before disastrous repercussions.
4-14: Message in a Bottle
The Doctor is sent to the Alpha Quadrant through an alien relay network, arriving aboard a Starfleet vessel commandeered by Romulans.