C131 The Poison in Red Wine

The killer dressed himself up and swaggered into the hotel, and for this kind of thing, he's already used to it.

He originally didn't plan to take this job, but the money the financial backer gave him was too much, so he took it.

Pretending to be a guest who came to stay, he smoothly walked into the hotel elevator.

"Wait!"

When the elevator doors closed and were about to close