The Second Chapter Map 1.12.2, 1.12 for Minecraft is a puzzle map created by ZIFKOSP65. I am sure this will be one of the hardest puzzle map that you have ever played. You may never finish it as you are properly quit after the first few try. But if you are confident in your IQ and your skills, try it right now. Download the map from the link below and try to challenge yourself.
How to install:
The Second Chapter Map Download Links:
For Minecraft 1.12.2, 1.12