3 years ago, The Elven Emperor was thought to be assasinated by the Yot demon clan, and war broke out between the Elven empire and the Yot clan. At the same time, something inexplicable happened to the human race that caused them to lose their sentience. Only a few escaped with their minds, but they are scattered and confused. What brought upon this change? Who's behind the start of the Elven war? And what will happen when these mysteries are solved?