Code Lyoko — Episode 13: A Bad Turn

You are watching the episode A Bad Turn Ulrich and William get into a fight over Yumi. When Xana activates a tower and materializes Krabbes, he attacks Yumi's house and destroys two scanners. While Ulrich is in detention, Yumi defends her family, and Odd distracts the Krabbe at the factory, Aelita has to make her way to the tower without any support.