I/O Revision II cover

I/O Revision II

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First release
Aug 29, 2008
Developer
Regista
Publisher
Asgard Japan
Genres
Adventure, Visual Novel · Drama, Mystery, Science fiction, Romance
Platforms
PC (Microsoft Windows)

I/O Revision II is an expanded port of the Japanese sci-fi mystery visual novel for PC, which includes additional story CGs, adds sprites for many minor characters, and bonus CGs.

Also known as I/O: Director's Cut, I/O Revision 2, I/O Revision Two, I/O revision II

Attributes

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Details

Storyline, release dates, time to beat, age ratings, modes, links, keywords

Storyline
Monday, April 26, 2032 AD. 00:12 AM. Megalopolis Tokyo. A total lunar eclipse occurs for the first time in 3 years. Even though it's supposed to be a simple astronomical phenomenon, it soon sets off a series of unexpected events. Unexplainable mysteries, terrorist incidents, and network crime surge as if in unison. The truth mixes with lies as if the world is awake but still sleeping. Something has begun. Somewhere no one can see. Something no one knows about. This is a story of the chance meeting and tragic parting of the young men and women living in this world. And thus... "The beginning is the end, and the end is the beginning"Read more

Monday, April 26, 2032 AD. 00:12 AM. Megalopolis Tokyo. A total lunar eclipse occurs for the first time in 3 years. Even though it's supposed to be a simple astronomical phenomenon, it soon sets off a series of unexpected events. Unexplainable mysteries, terrorist incidents, and network crime surge as if in unison. The truth mixes with lies as if the world is awake but still sleeping. Something has begun. Somewhere no one can see. Something no one knows about. This is a story of the chance meeting and tragic parting of the young men and women living in this world. And thus... "The beginning is the end, and the end is the beginning"

Release dates
PC (Microsoft Windows)
Aug 29, 2008
Game modes
Single player
Perspective
Text
Keywords
cyberpunk, surrealism, dystopian, future, female protagonist
… All 20, multiple protagonists, multiple endings, hacking, japan, philosophy, depression, christian themes, corporation, terrorism, transhumanism, male protagonist, multiple route mystery, suspense, fan translation - english, fan translation - chinese
How it playsMediaCommunityBehind the gameRelated

How it plays

Languages

  • 日本語interface, audio, subtitles
IGDB · recorded 3 Oct 2026

Language data: IGDB · recorded 3 Oct 2026