This Is How The World Ends

In 2012 the invasion started, but no one saw it. This oversight cost them - his reputation, her purpose, each other... An unsanctioned case with a familiar threat puts everything at risk, and as they race to save what matters most, standing alone may not be an option. MSR. Angst. Novel-length. Alternative events diverging post-IWTB, ignoring/replacing S10&11.