Prologue - Alive Once Again

(Amnesia!Jason-centered with Batfam and "Outlaws" chaos)
Robin Haywood (aka Black Mask) has no idea of his past. Pity, he couldn't remember his marvelous life as Jason Peter Todd. Add dead guys, zombies and Crime Lords - oh, wait, now there is a white-haired lady explaining the glowing swords. How did those two Robins get here?
[Part one of 'Forget Me Not']