The Isolator

The Isolator (Zettai naru Isolator) is a Japanese light novel series written by Reki Kawahara and illustrated by Shimeji. Kawahara is also the author of the acclaimed series Sword Art Online, Sword Art Online: Progressive, and Accel World.

The Isolator was first published on the author's website "WordGear," where it was written from November 23, 2004 to July 20, 2009. The light novel series was created a few years later, beginning publication on ASCII Media Works' Dengeki Bunko imprint from June 10, 2014, as a highly revised edition of the original work published in 2004 - 2009. The series is licensed by Yen Press.

The series has also spawned a manga adaptation. However, the manga adaptation was terminated at the start of the third light novel volume.