In an altered world, Kou and Mitsuba are drawn to the Red House, seeking answers to the memories they've been glimpsing of a different past. Nene and her gang follow close behind, looking to discover the fate of the Yugi brothers in this timeline. But nothing can prepare them for who they find dwelling inside-a grown-up Hanako-kun?! Nene is overjoyed, but it's too early to celebrate. This Hanako-kun is nothing like the boy they remember, and his presence may only spell doom for the Red House's visitors...
