A free-to-play mystery-solving escape game! Uncover the truth behind a locked room and experience a thrilling battle of wits! Enjoy a story that changes depending on your choices, and try it now for free! Figure out the culprit and uncover the ending!

Latest Version

Version
Update
Aug 1, 2025
Developer
Category
Google Play ID
Installs
50,000+

App APKs

謎解き×推理×脱出ゲーム!スリル満点ミステリー-鍵のない密室 GAME

◆ Welcome to the thrilling "Locked Room Without a Key"
"If you love solving puzzles, want to uncover the truth using your powers of deduction, or want the thrill of an escape game, then Locked Room Without a Key is the perfect free game for you.

This game is a full-fledged mystery adventure that combines puzzle solving, deduction, and escape.
The setting is a locked room—only you can uncover the secret hidden in this enclosed space.
Collect evidence, battle your wits, and see the story's ending change depending on your choices.

◆ Game Features
Free-to-play, authentic mystery escape game

Enjoy the entire game without paying a penny

Thrilling puzzle-solving experience set in a locked room

Unpredictable plot twists and mystery elements abound

Branching scenarios based on choice-based strategies

Your choices determine your fate

A test of your wits and logic

Get it wrong and you could end up with a bad ending...

◆ Main Features
Suspenseful investigation

Use limited information in a locked room to deduce the truth

A fusion of puzzle-solving and deduction techniques

Combine evidence to solve the mystery

Multiple Endings

Enjoy different endings based on your choices

Completely free to play until the end

No subscription required, no additional charges

◆ How to Play
Read through the story and search for evidence

Use your deductive skills to uncover contradictions and uncover the truth

Choose your options and shape your destiny

Solve all the mysteries and escape from the locked room

◆ Recommended for

People who like puzzle-solving and mystery games

Want to enjoy escape games and brain-battling

Want to play a free, authentic mystery game

Want to experience multiple endings

◆ Try it now!
"The Locked Room Without a Key" is a thrilling free adventure that combines puzzle solving, deduction, and escape techniques.
Your choices and deductive reasoning skills will determine the outcome of the story.
Uncover the secret hidden in the locked room, identify the culprit, and uncover the truth!
Download now and experience the ultimate battle of wits!
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