A Certain Magical Index, Vol. 23 (manga)

Violence rages through the streets of Avignon as magic and science clash!Academy City forces are bombarding the city, and Touma has to find the weaknessin Terra of the Left's spell, Light's Execution, before it's too late. With alleyes on France, there's no one watching as the shadow organizations of AcademyCity rise up, thrusting Accelerator and the rest of Group into a deadly battleroyal!