C232 My Remains(8)

From the voice, the man who spoke to me was a man at least 30 years old, with a steady and calm tone, like a mature teacher who spoke with confidence in class.

The moment he mentioned the "USB," I immediately thought of the uncoded USB in my pocket.

However, for the sake of caution, I decided to test him out first. "Which USB are you talking about?"

At the same time