Cheng Ling did not expect that his peaceful life would be accidentally broken by an enemy raid. As an orphan and helpless child, after a life-and-death struggle to escape from danger, he unexpectedly fell in love with a young man who was "blind" in one eye. Originally, he thought that the rest of his life would be a life of hard work and revenge for his family and country, but he never expected that the reason behind the war between the two worlds was not as simple as the incompatibility between humans and demons...
Concept: There are no absolute heroes and villains