As the pharaoh's spirit is finally at peace, young Yugi is incomplete. His heart is fragments of what it once was and no matter how hard he tries, the pieces just won't fit back together. However the mysterious Shadi returns and tells Yugi of a duel taking place in the spirit world. The winner gets to return to the real world. In order to stop yami Bakura from returning and taking over the world with the power of the millennium items, the pharaoh must win the duel. That means he will be stuck in real world forever, but is that so bad when you have your other half beside you?