Anti-Cheaters 2.0. #2 How to use it

Anti-Cheaters is used to detect cheater students which don't study and try to copy for getting a good mark easily. But it won't be easy anymore.
Here you can see the intructions to use the drone:

1.  Anti-cheaters is bought by teachers.
2. A new house is bought by David and Martin.
3. The app is downloaded in a mobile.
4. Anti-cheaters and the mobile are synchronized.
5. The button 'START TO RUN, STUDENTS' is clicked.
6. The Anti-cheaters will start to fly.
7. You can see through Anti-cheater's camera by your mobile.
8. Whenever our perfect invention detects something strange, our beautiful song will sound.
9. The cheater student will have a nice, round 0.
10. When the exam finishes, 'Let's have a break' button is clicked.
11. When the battery has ended, it is recharged by just 5€.
12. Gl&hf.