- ISBN: 9780316345996 | 0316345997
- Cover: Paperback
- Copyright: 7/26/2016
Accelerator has killed thousands of Sisters--clones of Mikoto Misaka designed as cannon fodder to bring out his true abilities. But when a stunted Sister calling herself "Last Order" asks for his help, is this a chance for the Academy City's most terrifyingly powerful esper to redeem himself?