Stardate: 50912.4 Out of nowhere, a strange frightened individual appears on Voyager and begins asking why he has been abducted. As Voyager was not responsible for the stranger’s presence onboard the ship, they start investigating what is going on. They find that one member of the crew, Kes, has mysteriously disappeared about the time Dammar, as the stranger is called, appeared.

Worse, more strangers from Dammar’s planet Nyrian start appearing on the ship. This matched by an equal number of Voyager’s crew begins to disappear from the ship. Soon, half of Voyager’s crew is gone.

As Janeway and Chakotay discern what is really happening, it is too late, as they too disappear.