[Martial Arts + Fantasy + Single Female Protagonist + Fighting of Wisdom] The dynasty is at an end, the rivers and lakes are undercurrent, and the young knight's life experience is a mystery. Due to the sudden death of his master, he is involved in the dispute. He can only trace it alone to find out the truth. The secret order of the remaining pictures leads to the old case of the previous dynasty, and the royal shadow guard hides a shocking mystery. When he got closer to the blood-stained truth step by step, he realized that he had already been in a chess game in the world, with his sword emerging from the cold front and reflecting the mountains and rivers.