スマートフォン

見知らぬ密室で目を覚ました主人公。 頼れるものは、手元に残された一台のスマートフォンだけ。 通話、メッセージ、アプリなどに残された痕跡をたどりながら、脱出の手がかりを探していく。 しかし、情報を集めるほどに、 この事件の裏に隠された異様な真実が浮かび上がっていく。 スマートフォンを操作して進める、サイコロジカル・ホラーADV。

At a glance

• Platform: Windows.
• Genres: Adventure, Indie.
• Release date: Aug 23, 2026.
• Delivered as a Steam library entitlement — activation is handled by Steam.

The developer has not published system requirements for this title on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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