"Two incidents. Two incidents in two days and somehow you're caught up in both of them." Even with the slight anger in Akamine-sensei's voice, Hajime could still the kindness mixed within her tone like the calm in the middle of the raging storm. Her reaction was reasonable though since Hajime really did find himself in the middle of the two incidents despite trying to act normal all throughout the school trip.
...
The police station was situated in one of the busiest parts of Tokyo so the response was quick. The moment the girls arrived there and narrated their story, a group of policemen immediately joined them at the scene. They didn't ask additional questions since time was of the essence, and judging from the girls' expressions, they could tell that they weren't messing around and causing problems for the authorities.