A Curve In Time

Thrown into their past by failed attempts to weaponize time, a small fleet of stranded future warships struggles to stop millennia of war and suffering before it starts, helping to guide us into a peaceful, technologically advanced future. To their growing frustration, we, their distant ancestors, seem determined to resist that vision.

Then, success! They defeat the enemy who first attacks earth, but he is not where and when he was supposed to be. How can that be? Has history changed? Or was...