BBBBbbbzzzzzzz!

Jim quickly reaches over and slaps the top of his alarm clock, and then rolls over again and falls back asleep. Five minutes later the alarm goes off again...

BBBBbbbzzzzzzz!

This time he pulls the plug out of the wall, flings the clock across the room into a wall, and gets out of bed. He quickly showers, gets dressed, eats a slice of toast, and heads out of the apartment. As he is locking the front door, he turns around and notices that he is standing in long hallway, full of identical doors, with only a stairway breaking the monotony...