"However, there's no need to panic even if someone from T City is already here," said the man. There was a faint sound of alcohol being poured into a cup from the other end of the phone, as well as the low sound of the knight music. "Their phone numbers are all connected to each other. Those who have brains will not use their own numbers. Even if the police were to investigate, it would be difficult to find out who were their clients. After all, their computer hard drive data has been destroyed. Even if the last one is repaired, the number inside isn't the real number of the customers."
Just like what the man said, contacting the client of that group was not even his phone number.
Even if the T City police recovered the last hard drive data, they could not find anything!
"..." Kate understood, but she became more and more panicked...