01
-beginning chapter-
Jun Takami is a high school student in Midorisawa, an unremarkable provincial city, living an equally unremarkable high school life. He has one thing nobody else has: the ability to push his concentration to its absolute limit. Apart from that, he is a completely ordinary student. Kasumi Toyama, his childhood friend. Kazuha Kogarashi, the cool-headed student council president. Kokoro Kishita, the strange little underclassman. Surrounded by this cast of characters, Jun's ordinary days went on — until one day a peculiar comment arrived. "Tell me what year it is." He thought it odd, but he wrote back anyway. He had no way of knowing that this would be what led him to a grave secret...
