Code Lyoko

Code Lyoko Code Lyoko is a French animation TV series produced by Antefilms and Moonscoop. Code Lyoko is about a group of four boarding school students enrolled at Kadic Junior High School, named Jeremie, Odd, Ulrich, and Yumi. The students try to help a virtual girl named Aelita leave the virtual world of Lyoko, which is found inside a supercomputer housed in the basement of an abandoned factory near Kadic, and enter the real world. Then real obstacle is XANA. An peice of Artifical Intellangence that will do anything to take over the world or destory it. Xana attacks by activating towers. The groups goal is protect Aelita at all costs so Aelita can deactivate the tower destorying Xana's plans. In the 1st season they go back in time always but in the 2nd season they stopped and used it little as possible because Xana gets stronger everytime they go back in time.