6th grader and 11 year old Jeremy Belpois a student from Kadic Academy a College-preparatory school in Cambridge, Massachusetts. Discovered an old Super Computer in an abandoned downtown Boston factory. Jeremy meets Aelita on the Super Computer screen who is trapped in Lyoko by a computer virus. They also meet two seventh graders William Dunbar and Yumi Ishiyama. Aelita is successfully materialized from Lyoko while William remained trapped in Lyoko under XANA’s possession. At the end of the second season William is finally freed from XANA’s possession and rejoins his friends as a Lyoko warrior.
