Ep 22. Echoes

Following their victory against Xana, our heroes gather for one last time to definitively shut down Supercomputer, and in as much put an end to their lives of adventure, danger, and unforgettable experiences... Yet only Yumi seems ready to turn the page: Jeremy, Odd, Ulrich and Aelita clearly don't want these times to end! In re-living some of their most intense and memorable adventures, the now retired Lyoko Warriors come to grips with the end, while Sissi finally unveils their secret...