Body.
Just then——
"Ta."
A slight, almost inaudible sound came from the direction of the entrance to the secret room.
It was like... The sound of shoe soles stepping on the stone steps.
The blood all over my body instantly flowed backwards, rushed to the top of my head, and froze into ice the next second.
The flashlight slipped from my outstretched hand and hit the ground with a "pop". The light flickered a few times and then suddenly went out.