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eden* They were only two, on the planet.

A science fiction visual novel created by minori. The red celestial body foretells that Earth is heading toward destruction, and humanity seeks a way out through evacuation plans; Sion, a girl long stranded at the island research facility, meets Ryou Haruna, a soldier assigned to guard her, forming the central point of the story.

Work information
Title of the workeden* They were only two, on the planet.
The publication date listed in the materials2009-09-18
PlatformPC
GenreAVG
Also known asEden / eden*
Developmentminori
Releaseminori、MangaGamer
ScriptJingyou
Key animationちこたむ、KIMちー
MusicHeaven's Gate
DirectorMikage
Game engineMusica
Website address recorded by the sourcehttp://www.minori.ph/eden_entranceo18.html
External links to source recordshttps://erogamescape.org/~ap2/ero/toukei_kaiseki/game.php?game=11829 / https://vndb.org/v1286 / http://www.getchu.com/soft.phtml?id=600545 / https://store.steampowered.com/app/315810/

Facilities on the island before the apocalypse

A red star appeared in the near-future sky, signaling the end of life on Earth. The unified government began planning the evacuation of all humanity from Earth and cultivated genetically modified humans known as Felix to support the plan. Shion is the best among them, left behind in the island's research facility for nearly a century; Government soldier Haruna Ryo was assigned to guard her, while Shion wished to leave the military-controlled environment. The story begins with their encounter, with the grand evacuation plan intertwined with personal freedom.

Forms and Distribution of Works

"eden*" was developed by minori and published by MangaGamer and Sunflower Ocean for a Steam version that launched on January 30, 2015. The release page lists it as a linear visual novel, featuring a large number of event illustrations and widescreen images.

Source: Structured works maintained by the Bangumi community, filtered and rearranged by this site.

Earth evacuation plan

A red celestial body appears in the near-future sky, threatening the extinction of life on Earth. The coalition government plans to send humans into space and create a cyborg named Felix, who possesses high intelligence and longevity, to assist in the evacuation. The story concludes this large-scale project on a remote research facility.

Sion with Ryou Haruna

Sion is the best Felix, having lived in research facilities for about a century, responsible for projects that save humanity. She longed to escape the life controlled by the military. Coalition government soldier Ryou Haruna is ordered to guard her and prevent her from escaping; Their relationship began with duties and imprisonment.

A novel progressed through illustrations

Steam labels eden* as an adventure game and explains that it features a widescreen screen of 1024×640 screens and numerous event illustrations, reducing the traditional portrait dialog box. The story mainly progresses through continuous text, visuals, and music. English Steam products offer an English interface and subtitles, Japanese voice lines, and Chinese Simplified interface/subtitles.

Release version

minori for developer; The overseas merchandise listed on Steam was published by MangaGamer and Sunflower Ocean, with a release date of January 30, 2015. MangaGamer also sells eden* PLUS + MOSAIC, which are different product versions. The characters, stories, and visuals mentioned in the main text are taken from the Steam product page, with version information recorded separately for each product.

Scope of physical original soundtrack

The physical soundtrack, "Asterisk "eden*" ORIGINAL SOUNDTRACK, was released as a double CD, with the retail catalog date recorded as January 29, 2010. It includes both the main feature and the additional edition "eden* PLUS+MOSAIC" music.

Natsume and Ryo's past

As a child, Liang stayed alone in the village, waiting for his family to return; Natsume, who appears, lives with him as a sibling. The two were later forced to separate, and Liang's longing for his sworn sister affected his life after joining the military. Natsume's friend Erika meets Ryo at the facility, tells him about his stepsister's final experience, and asks him to stop relying solely on orders.

Life in his hometown after fleeing

Erika sacrificed her life to help Shion leave the facility, and Ryo took her back to his hometown to live in seclusion. The two farm, raise chickens, and maintain daily routines. Shion, who has long been engaged in research, encounters these ordinary experiences for the first time. Reporter Mayo found them through contact with Erika. Her visit made Shion worry that Ryo would give up his future for her, so she asked him to leave with the reporter.

The choice to stay on Earth

In the end, Ryo chooses to stay by his own will and accompanies Shion through the rest of his life. The human evacuation continues, and the two remain on Earth watching the last immigrant ship depart; Shion reached the end of his life before the Earth was destroyed. The story unfolds by Ryo looking back on their shared life, with Mayo and Ravi recalling their experiences at the end.

Formal revision of the English translation

DS55 initially treated the demo translation as an April Fool's Day project in NNL, later expanding it into a full project. After minori officially agreed to the English release, he carefully read and revised the existing all-ages translation, then completed the translation of the additional content for PLUS.

Returning the Natsume and Later Release (Main Story)

After Natsume escaped from the research facility, she was brought back by Inaba, and Ryo's attempt to stop her back then failed. Inaba feels regret about this; Later, when Shion and Ryo escaped, he chose to back down and helped them escape.

Conflict in the Escape and the Involvement of Journalists (Main Article)

Erika planned to escape and was injured by Ravi while protecting the two. After Ravi duels with Ryo, he leaves, and later tells Maya about their whereabouts. Maya found them and stopped Ryo when he was about to leave Earth.

Final Outing and Tomb Building (Main Story)

Shion died on a hill overlooking the lake. Ryo buried her, built a grave, and then decided to continue living to witness the world's final moments.

This article is for all ages and PLUS

The all-ages version and PLUS version have the same text as the main text; Violent bloodstains differ from partially exposed visual effects. PLUS adult additional stories are accessed separately from the main menu.

2015 English product provision

MangaGamer's 2015 English release offered eden* and PLUS as two complete standalone products. PLUS is not an upgrade patch that adds content to the Steam All Ages Edition.

Source: Structured works maintained by the Bangumi community, filtered and rearranged by this site.

Related entries

References

Source author: Bangumi article contributor and community maintainer; License: CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0/); Adaptation: This site filters and reorganizes structured facts, without copying the article summary.

Data compiled on: 2026-10-07.

本版编辑：免费机器翻译 · 2026-10-10

内容许可：CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0/

本译文依据的源修订