Time Traveler.A government committee reflects on Talented people upending the normal order of human society. The government tried to counter this threat with units of Talented individuals under their military's command, but those Talented soon turned on their masters as well. Talentless humans eventually managed to restore order, but at a heavy cost. In the present, the class notices Nanao's disappearance while Seiya freezes an entire lake. While Nana tries to gain more information on Seiya's talent, she finds another classmate, Yöhei Shibusawa, breaking up a fight with Moguo using a time travel talent...