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97% positive of 400 · Very Positive · Live from Steam
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从高维度接入超次元,漫步于由你的数个前世构成的景观宇宙。藉由终端机展开一场穿越虚拟与现实、过去与未来的奇妙旅行。在一切的尽头,宇宙、自我和生命的终极答案,将为你解开面纱。
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 97% on 2026-11-01 → 97% today (400 reviews)
No authorized Steam key store lists this game right now.
Not tested by Valve yet. Results from Valve's own testing.
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1 item on Steam, newest first.

Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
亲爱的玩家朋友们: 好久不见! 本次带来的更新中,我们优化了主线流程的数个事件的立绘与文本对话(例如柏拉图、鳗鱼等)——共新增立绘16张与修改立绘11张,修改了4个事件的文本错误,同时新增了几个Rain的Topic;后日谈暂无内容更新;游戏的英文启动选项暂时关闭。 今年年初至今,21N工作室的全体成员都进入了打工状态,大家仅能以兼职状态线上协作开发游戏。以及因为各种各样的原因,我们的更新停滞了很长的时间。 目前,我们重新梳理了产品线及宇宙群青的更新计划。在未来的一到两年内,我们会以兼职开发的状态,缓慢但稳定地对宇宙…
感谢大家的喜爱与支持!我们游戏的0.9.0今日正式发布啦! 在这个版本中,我们加入了全新的后日谈玩法框架,几支新的单曲,Rain的新Memory、Topic,以及一些可爱的古怪角色。 后日谈的进入线索为“草地-夕阳”--“水晶之城”,希望大家玩得愉快! 叠甲: 后日谈框架目前尚不稳定,且内容亟待充实。 接下来的开发进程中,我们将持续对它进行内容填充与体验优化,为大家带来更多的惊喜! 祝大家: 圣诞快乐,身心健康! 21st Nostalgia 敬上
·为对话界面增加了“回顾”按钮 ·音乐见面的音频可视化 ·修正了Topic的部分文本错误
This update includes: 1. Fixed the bug that prevented the completion of spaceship events in the "Gate" and "Information Highway" in heaven 2. Add three new tracks and adjust the titles of some tracks 3. Add three new topics for Rain Version Preview: New levels…
若大家在游戏内遭遇蓝色的Eorror窗口,请截屏或点击左下角复制按钮,并前往游戏官方QQ群(771692628 )进行反馈。 目前游戏已经开放了云存档功能。若大家在游玩中出现了存档损坏、回档、丢档的情况。可以前往游戏存档路径中对存档进行回档及备份,回档与备份方法如下: %USERPROFILE%\AppData\LocalLow\EphraTech\Cosmic Ultramarine路径下,在AutoSaveDataBackup文件夹中寻找自己需要的存档文件,将其中所有的txt文件复制进Cosmic Ultram…
Fix the bug of TOPIC“Sargasso Sea”