In this world, there are mysterious phenomena that science cannot explain. These include invaders from other worlds, such as monsters and mysterious beings, as well as phenomena that defy human understanding.

Ryo Kusunoki, a photographer and journalist affiliated with the photo weekly magazine "MIND", is one of those who pursue such mysterious events. Alongside Professor Watarai of Teito University and his grandson Tatsumi, Ryo delves into the truth behind these strange occurrences.

A volume containing the first four chapters was released on April 1, 2005, although the remaining four chapters were never compiled in a volume.