Step into the shadowy world of Cold War espionage in Border Zone, Infocom’s thrilling interactive spy adventure.

Told through three interlocking stories — an American businessman, an Eastern spy, and a Western secret agent — the game weaves suspense, danger, and political intrigue across the Iron Curtain.

Each perspective reveals a new side of the plot, challenging your timing, wit, and ability to survive a world where every move could be your last.

💾 Tip: You can save your adventure right in your browser!

Type SAVE, create a save file, and click the disk icon in the upper-left corner of the screen.

Your progress will stay intact as long as you don’t clear your browser cookies.