Code LyokoΣεζόν 4 Αντικατάσταση εικόναςΑριθμός επεισοδίου25Wrong ExposureOverviewAelita's secret past is in danger of being revealed when Sissi gets a hold of an old photo of Aelita with Franz Hopper. Meanwhile, Jeremy needs the picture because of the mathematical formulas written on the blackboard in the background.Air dateOctober 27, 2007Runtime (min)23