Following the events of the Tartarus incident, repairs begins on Itogami island, and local idol Asagi has been chosen as the symbol of the reconstruction effort. Or so it would appear... It isn't long before Kojou and Yukina have to rush to her rescue, but...what's going on with Yukina's body?!

Following the events of the Tartarus incident, repairs begins on Itogami island, and local idol Asagi has been chosen as the symbol of the reconstruction effort. Or so it would appear... It isn't long before Kojou and Yukina have to rush to her rescue, but...what's going on with Yukina's body?!