How to survive the mermaid in the secret file sewer? Join the puzzle-solving army of "The Hidden Files". This is not only a solo adventure, but also a social stage for solving crimes together with thousands of players. Next, we will reveal the secret pass guide for Mermaid in the File Sewer to help you explore the unknown and enjoy the joy and achievement of solving puzzles.
1. Select [You scared me by suddenly knocking on the door];
2. Select [Too much water vapor in the bathroom];
3. Select [The space is relatively small, it may be an echo];
4. Select [You don’t even remember my birthday];
5. Select [I have a lunar birthday];
6. Select [I haven’t thought about it yet];
7. Give [towel] to the woman and choose [what you want to do];
8. Without making a choice, open the window and slide [Moon] left to trigger ending 1;
9. Don’t make a choice, turn on the exhaust fan, click on the tiles of different colors to appear [Little Yellow Duck], open the window and slide [Moon] left to trigger 2;
The above is the entire guide to clearing the mermaid in the sewer of "The Hidden Files". For more game guides, please click on the source code website.