Who will survive in this city where science rules over everything...?
When the security forces are absent from Academy City, the conflict between the organizations of the dark side intensifies! In the midst of that, Academy City's #2 boy, Dark Matter Kakine Teitoku, appears before Level 0, Hamazura Shiage, and the members of ITEM!! The 23rd volume of the science x magic school action!!
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 weakness in Terra of the Left’s spell, Light’s Execution, before it’s too late. With all eyes on France, there’s no one watching as the shadow organizations of Academy City rise up, thrusting Accelerator and the rest of Group into a deadly battle royal!