This is an interesting puzzle game, with few simple rules. Simple but worthy to play.
It is based on a legend, named knight of the round table.
Try it, and you will like it. :)
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HINT!
Tap on the light, and it will change its status together with the lights neighboring it (Top, Right, Bottom and Left).
When you turn off all the lights, the mission was completed and you will be sent to the next mission.
When all the missions were completed, you WIN!
There are 7 stages, 50 missions in this game. You have to complete these missions ONE BY ONE.
Have fun.