Strange Riverbed

The living room was very quiet.

The muscular man in the T-shirt slowly recounted a haunted-house case he had encountered when he was working as a real estate agent.

"One night, one of the college students put his phone on the bedside table to charge, but it exploded in the middle of the night. Because it was so close to his body, the phone's casing turned into shrapnel when it exploded and, by an incredible coincidence, pierced the artery in his neck."

"It subsequently started a fire."

"The phone's owner died on the spot before the ambulance and firefighters could arrive. The other two people also suffered injuries of varying degrees."

"An investigation later determined that there had been a problem with the phone's battery."

"But the student had only bought the phone three days earlier, and it was made by the internationally renowned brand Sansang."

"After that incident, the apartment was never rented out again."

"But according to the owner of the convenience store, for some time after the college student died, the neighbors next door often heard the sound of someone turning a key in the lock."

"At first, they thought the apartment had been rented out again, but whenever they went outside to check, they basically never saw anyone."

The reason I said they basically never saw anyone—

was because one night, a middle-aged man living downstairs got drunk. On his way home, he got off on the wrong floor and ended up on the eleventh floor, where the apartment was located.

The moment he stepped out of the elevator, he heard some movement, as if someone were turning the lock to open the door.

He paid it no mind and walked over.

But as soon as he turned the corner, he saw two people standing outside