The script is written in bash and also uses Node.js so will run only in linux like environment
For understanding the script you should have basic knowledge of bash, Node.js, request and responses of a webpage and cookies
Here is the step wise procedure
1. Got the website and register or if you have already registered login into the website
2. Now share it on facebook or twitter so that you can play all the levels
3. Now after you have logged in export all the cookies of website into a file name cookies.txt and put it in the folder where you want to run the script