While going up in the elevator, Charlie was still thinking of the man he met at the elevator lobby earlier.
He was sure that he did not know the man, but why did his eyes contain hostility as soon as he saw him?
He originally thought that the man was a reclusive expert who saw something unusual about him.
However, on second thought, he felt something was not right because the man did not have the aura of a strong person. From the point of view of his strength, he seemed like an ordinary pers