Dream... In game you are a stump of a finger and in you there is a part of the knight, ah yes you are mute.
You will have to pass colorful, interesting, and fascinating levels with growing difficuilty. Yes, it will be very difficuilt, but you can do it. 
On your way you will encounter various strange creatures who will help you and eventually unveil the story of my world and the game's secrets. 
You will collect coins, three of which are on each level, and you will be able to buy enhancements and unlock closed levels. 
In order to go to other worlds you will have to open locks, for which you will have to collect their parts.