Stardate: 54973.4 At the 10th anniversary of Voyager’s triumphant return to Earth from the Delta Quadrant, Admiral Janeway was troubled by memories of the losses of friends that they suffered in the later years. Janeway couldn’t except those losses, and had decided to take action; an action which violated the Prime Directive and temporal directives.
Janeway has used illegal means to time travel back to Voyager, and now must convince and maybe force her younger self to trust her on how to speed up their return. This is made more difficult by the younger Janeway’s reluctance to believe the older Janeway’s idea.