Dragged from his world by darkness, Toshiro Hitsugaya must figure out how to get back home by travelling with the famous Keybearer, Sora, and his cartoon companions. He goes from world to world with the trio to find his way home and finds he's not the only one who was kidnapped from his world...

A new threat is coming about, and Sora, Kirito and Asuna are ready for the job. They are sent to Kirito and Asuna's dimension, where they have to find the Keyholes of Bonds, stop the flow of Heartless and Unversed, and stop the enemy from reaching Kingdom Hearts. It's up to Sora, Kirito, Asuna, Donald, Goofy and Yui to save the dimensions. This is a sequel to 'Sword Art Kingdom'.

When Kirito and Asuna take on a mysterious quest to fight a new monster, they took in more that they bargained for. They ended up not only going to a different dimension, but also aiding a trio of good friends on their quest. Join this exciting adventure full of humor, romance and action. This is based on the anime SAO and Kingdom Hearts II.