Remember 11: The Age of Infinity

Fuyukawa Kokoro, a third-year sociology major, boards an aircraft heading for Hokkaido to see a research subject at the SPHIA, or Specified Psychiatric Hospital for Isolation and Aegis. Her plane crashes in the mountains during a snowfall for unknown causes. Only she, Kusuda Yuni, Yomogi Seiji, and Mayuzumi Lin are unscathed among the 31 passengers. Due to their inability to communicate with the outside world due to the heavy snowstorm, the four decide to take refuge in an empty cabin and wait for the storm to pass. Satoru Yukidoh, a graduate student in quantum physics, falls from the SPHIA clock tower. He subsequently awakens with some memory loss and the sense that he is being hunted down. Satoru’s only chance of survival is to discover that individual among the three other occupants (or perhaps the concealed culprit) of SPHIA who cannot leave due to snowfall. Soon after, Kokoro and Satoru discover they are trading bodies, and Yuni appears in both locations…