The Second years are preparing for a class trip to Hawaii. Meanwhile, Tomo and Misao attend a party hosted by Reishirou in memory of the anniversary of Aine's death. The party also features a very unusual performance competition in which everyone from Rikka to Takatsuki takes part and which Tomo and Misao end up winning.

Kagakagari has taken a plane full of people hostage and offers to exchange their lives for the Igniter. However, the exchange soon turns violent putting the lives of the hostages at risk. Tomo must then attempt a very dangerous plan using Kurogane in order to save everyone that he cares about, but will it be enough?

Despite having been arrested by Haruna, along with Tomo and the others, Ania is kidnapped by Hiwako's masked henchwoman. Hiwako then offers to trade Ania for Tomo and the group decides it is the perfect opportunity to ambush her, with Susugihara's help. However, things go badly wrong when it is revealed that Hiwako, Touru and Tokiya have been working together behind the scenes and even the appearance of Naotaka is not enough to halt their plans.