GRAY COMPLEX is a bishoujo visual novel set in the fictional Montemei High School, located somewhere in 2000s Japan. Fujimori Mishima, or Mich, has his life turned down after a traumatic even on his life, affecting his relationship with everyone around him. In the game you play as Mich, you have to make sure he doesn't go crazy while getting better and healing.

Gray complex only covers a year of the complex universe, which means it sets only on 2008. However, grey complex covers 2007.

Grey complex contains mature themes such as murder, suicide, adult material, and more. Made with Ren'Py.