That's Not My Neighbor Answers Complete Answer Guide
13 October 2026 | 50
Navigating the tense security desk in That's Not My Neighbor requires sharp observation skills to identify dangerous doppelgangers. Beyond verifying entry requests and checking identification documents, players eventually encounter unique obstacles like Chester's Quiz. Successfully clearing these trivia challenges requires exact answers to unlock achievements and earn special rewards.
Understanding Chester's Quiz Encounter
During routine shifts in the apartment lobby, an enigmatic character named Chester occasionally appears at the window to challenge players. He poses complex mathematical, scientific, and pop culture questions that test your analytical skills under pressure. Getting a single answer wrong causes Chester to leave immediately, forcing players to wait for another random appearance in a future shift.
Because his questions remain constant across playthroughs, preparing the correct solutions beforehand ensures a smooth victory. Winning the trivia challenge rewards players with a unique badge displayed on their office wall alongside an exclusive achievement.
Standard Campaign Quiz Solutions
The standard campaign questions mix real-world logic with clever code-breaking puzzles. For the question regarding the publication year of the ultimate answer to life, the universe, and everything, the required response is 1979. When asked about the number of different permutations of the most relevant Mersenne prime in computing, the correct numerical input is 302400.
For the code-breaking prompt involving the sum of MVWKZIEXN and WFLTENX, translating the letter combinations via telephone keypad yields 428653855. Players encountering the math question regarding the power set of happy palindromic numbers under 10,000 must submit 536870912. Finally, the probability question involving a random 9-digit natural number requires entering 900000000.
Strategies for Nightmare Mode and Special Challenges
Nightmare mode elevates the overall difficulty by introducing Evil Chester and far more intricate trivia queries. Players facing these demanding prompts must carefully double-check their exact numerical responses before submitting them. Capitalization does not impact your final score, but a single typo will invalidate your submission completely.
Taking time to verify calculations or consult references helps avoid simple mistakes during tense gameplay sessions. Players can review detailed guides to master these puzzles and secure full game achievements without unnecessary resets.
Key Tips for Flawless Execution
Speed is far less important than precision when responding to trivia prompts in your security booth. Always ensure that you input numbers clearly without adding unnecessary commas or extra spaces. Maintaining a methodical approach allows you to secure Chester's reward and return your full focus to spotting subtle doppelganger anomalies.