Caught with a severe fever, Tobio Ikuse, a second-year high school student, was forced to miss his school trip on a luxury liner with his schoolmates. Four days later, Tobio hears the news about the disappea...

Decades ago, gates to an otherworldly and dangerous dimension known as Mato-the “Demon City”-appeared across Japan. Those who partook in the “peaches” growing there gained unique abilities-but only i...

Eight years ago, a girl went missing while playing hide-and-seek in the forest. Starting around then, instances of 'labyrinths' started spawning in random places, which led to an increasing amount of missing...

1883, the sixteenth year of the Meiji era, Tokei (Tokyo). Shizume Kurahashi, a "worshipper" of the scientific method, suffers from a peculiar problem: when her heartbeat becomes irregular, she falls into a...