Ties of Darkness

It was over. Grima had successfully taken over the world with the Avatar as it's vessel. And to make matters worse, she couldn't remember a THING about her old life with Chrom. Now, to finish the job her father had cast, she set off to destroy the last of the resistance with the Harbingers. But will they even let her? (OC-heavy story. A 'What-If' scenario.)