Meanwhile, Sakura hides a devastating secret as Festum attacks become increasingly strategic and complex. Tsubaki and Soshi step up to engage the enemy, even as Kenji succumbs to the heartbreak of battle. The island must unite to develop a defensive strategy as another Festum rushes towards Tatsumiya at a frightening speed. Can the island fend off the fatal attacks and still hold onto hope for the future? Contains episodes 21-23. (Source: Right Stuf Anime)