The smoke from the barrel of the gun drifted upwards, the silent vestiges of the bullet recently fired, and was dissipated by the ceiling fan.
The hand, hidden by a black glove, replaced the revolver in the holster concealed by his jacket, it then went to a grey pants pocket, the same grey as the jacket, and withdrew a bronze key.
The other hand, similarly gloved, opened the door. Once outside, the hand holding the key locked the door, which bolted with a heavy clank, before returning the key to the pocket.
All that was left was to drive away.