Books 4 & 5 of the Nether Kitten series. Grab the first before reading this, otherwise you'll be confused. 15,500 words. 100+ images.
If you enjoyed this series, check out "Diary of an 8-Bit Warrior", also by Cube Kid!
Sorry for any spelling errors! I fixed a few more on a third edit.
Disclaimer: This is book is not official. It is not endorsed, authorized, sponsored, licensed or supported by Mojang AB, Microsoft Corp. or any other entity owning or controlling rights to the Minecraft name, trademarks or copyrights.