Signal.

Signal. is an officially authorized derivative RPG fan game created in accordance with lainTTL. You play as Lain Iwakura in the near future, where the old human race lives in the real world while the new human race has abandoned it for a world of computer technology. After Lain receives an email and a file, she searches for the truth about why people lost their connections and how they can reconnect, interacting with people from her past along the way.

Explore the Wired

You explore the Wired and interact with an AI containing records of people who were once involved with Lain. Writing a diary and reading emails reveal clues to the story's mystery.

Customize your NAVI

You can customize the computer NAVI to create your own world. Rearranging files changes the story, while status, clothing and character-affinity functions are among the other elements woven into the game.