Jack went into his classroom and was surprised to see that nobody was there.
What was going on? He had just opened the door to see that instead of his
classmates, there were only the robots that they had been creating the day
before. "What's happened?" shouted Jack afraid, and suddenly he heard a big noise in
the teacher's room, he ran there to find out what was happening. When he arrived,
he saw how some of him friends had been locked up and they were trying to get
out. Jack decided call the police, but his mobile phone had disappeared!