Mu Hen had thought of a very terrifying possibility.
As he pieced together the story that had just unfolded, he suddenly realized there was a flaw in the story he had designed earlier.
It was when he slept.
He recalled something.
When he slept, he had stayed in a separate room from that middle-aged inspector.
This was the only flaw.
If the murderer believed he had seen through their methods, then he would die as well.
He had thought he was a third party with no conflict of interest with anyone else.
But he had overlooked two things.
First, if he acted strangely and made the murderer think he had seen through the trick behind the case, he would be killed.
Second, those treasure hunters were murderers themselves.
If they had killed one person, they would kill a second.
And they would not follow any pattern when they killed.
The moment they felt he might become an obstacle to their treasure hunt, they would kill him.
As he wrote the story, he suddenly recalled that two of the treasure hunters had passed beneath the main house's window in the middle of the night.
They seemed to have wanted to kill him.
He had heard the sound of someone prying at the glass window.
The moment he thought of this, lingering fear washed over him.
He had been just a step away from being killed.
Fortunately, that patrol officer had gotten up in the middle of the night to use the bathroom and scared those two guys away.
Only after thinking it over did he understand what that sound he had heard while sleeping was.
It had been the sound of them prying at the glass.
As he carefully recalled it, he remembered even more details.
They had seemed to say: