sentences:  Over the course of the seven seasons of "Voyager" Tuvok's character and back-story are revealed.Tuvok is working as a Federation spy aboard the Maquis raider "Val Jean", and he is also "Voyager"s second officer.As portrayed in the "Voyager" pilot "Caretaker", the mission of "Voyager" is to retrieve him after that ship goes missing by Deep Space Nine space station.