Trace of God, Grace of Rainbow!

As the Dark King Germain continues his fierce attack, Nijigon suddenly disappears. Houtarou and the others desperately search for him. Using clues, they arrive at a place... A dance event venue!? Where did Nijigon disappear to!? Meanwhile, Rinne made a promise with Atropos. Supana receives an invitation from Gigist. Their intentions begin to move, and the story reache...