C333 People from the past

"Why don't you let me in? I can assure you my visa is fine, but why are you keeping me here?"

He had never encountered such a thing before, and he had never seen anyone encounter such a thing before. At most, he could understand why such a thing happened.

The security inspector had never told him why he had been detained here. In any case, he had been told not to make any moves here. After that