Code Lyoko 3 Season 1(53) Episode Straight to the Heart

Straight to Heart After another vacation, the group is still looking for a way to fight Xana. Xana, meanwhile, is trying to destroy Lyoko, preventing them from doing just that. He does so by targeting the Heart of Lyoko, which contains the code that maintains the virtual world. In a sidestory, Odd blackmails Jim into asking the principal to make Odd have the same classes as his friends. Also Yumi decides against having a relationship with Ulrich and decides it would be better if they were just friends. While defending the core, Aelita is suddenly devirtualized by the enemy but cannot bring her back but the beep saves her and wont need Code Earth to be brought back, and Jeremie forgets.