Try to survive in a small box called the Voyd.
To escape you must find a weakness in the shell.
With a single tree, there is very little resources for you to use.
Find iron and even diamond to break into the only accessible place of water.
At the opening entrance, you should find the Voyd Handbook which holds the rules:
3. Try to stay in survival mode*
4. Possibly have fun?
5. Can't think of any more
6. I'm just wasting sp...
Follow these and you should be set to go.
Comments and suggestions are welcome.