Toaru Majutsu no Index - Volume 15, Chapter 5: Defeat the Person with the Strongest Black Wings. Dark_Matter.

... do was taking care of wrapping things up, Musujime was off taking care of her wounds, and as for Unabara, though it was not known where he had gone or what he was doing, his situation could be called safe at least. Accelerator, who had nothing to do (and no motivation, for that matter), took a railcar back to District 7 and bought a can of coffee from a random corner store.

At this time, his phone rang.

On the screen, it showed "Entry 3", Tsuchimikado’s number- but after answerin ...