It's 10pm now. You're in your room, on the Xth ( X > 1 ) floor. You said to your mom that you'd be studying while she was going out for something you didn't know. But instead of studying, you're playing the computer games.
It's been 2 hours since you locked your door room and played the computer games. That was actually a long time. And you're tired now. So, you're going to go to bed. When you're  shutting down your computer, you hear strange noises. You...
1. Don't care and fold your computer. Go to 7.
2. Keep listening and find where those noises come from. Go to 3.