🧩 Mystery Master - A Real Deduction Game with AI

Do you remember that "Sea Turtle Soup" game?

A game where you deduce the truth by looking at a brief, mysterious situation and asking "Yes/No" questions.

Now, the AI answers for you.

📲 What kind of game is it?

Choose one of the various deduction scenarios to start.

As you ask questions freely, the AI will answer with "Yes," "No," or "Irrelevant."

Get closer to the truth as you receive hints. Experience the thrill of solving the mystery yourself.

✅ Highly recommended for:

** • For those who want to play a unique game with friends, partners, or family

• For those who want to spend their commute or bedtime meaningfully

• For those seeking brain training and improved logical thinking skills

• For those who enjoy brain-challenging quizzes and mystery games

• For those looking for a free game with minimal ad exposure

🎯 Game Features

🔹 AI Natural Language Processing — Understands meaning, not just simple keyword matching

🔹 Meta-Question Processing — Abstract questions like "Is that related?" are accepted

🔹 Synonym Clustering — Distinguishes between "eagle" and "poison" for accurate judgment

🔹 Double Negation Processing — Understands even "Isn't it that it isn't not?"

🔹 Hint System — Don't give up if you get stuck

🔹 Intuitive UI — Anyone of any age can start within 5 seconds

🧠 Brain Training Effects

This game is not just simple entertainment.

The process of formulating hypotheses, verifying them with questions, and narrowing down information is identical to the thought patterns of a researcher.

Stimulate your logical thinking and creativity simultaneously for just 10 minutes a day.

🎮 How to Enjoy

• Subway Commute — One problem makes the stop fly by

• Cafe Date — Put your heads together to solve the mystery

• Family Gathering — A brain game for both adults and children

• Friends Gathering — A competition to see who guesses first

💡 FAQ

Q. What should I do if I don't know the answer?

A. You can use the hint system or check the answer by pressing the give up button.

Q. How many ads are displayed?

A. Only bottom banner ads that do not interrupt the game flow, plus full-screen ads displayed when you answer correctly or give up, are shown.

Q. Is an internet connection required?

A. An internet connection is required for AI responses.

🆕 v1.4 Update (May 2026)

• Significantly improved answer determination logic

• Fixed a bug with duplicate matching of synonym clusters

• Blocked false positives for 1-character compound keywords

• Accurately grasped meta question intent

• Improved handling of double negatives

Start right now and challenge yourself to become the Master of Deduction! 🏆

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