During an attempt to rescue William and battle XANA's monsters, Yumi becomes stranded in the Digital Sea. If she survives, her brother Hiroki might get killed after she learns he stole her diary and Ulrich found it.
Stars: David Gasman, Matthew Géczy, Mirabelle Kirkland
Writer(s): Sophie Decroisette, Olivier Perouze, Hervé Pérouze