Department of Temporal Investigations: Forgotten History

The agents of the Department of Temporal Investigations are assigned to look into an anomaly that has appeared deep in Federation territory. It’s difficult to get clear readings, but a mysterious inactive vessel lies at the heart of the anomaly, one outfitted with some sort of temporal drive disrupting space-time and subspace. To the agents’ shock, the ship bears a striking resemblance to a Constitution-class starship, and its warp signature matches that of the original Federation starship ...