The Secret of Heaven: Records of Yan Yun

In an ancient martial arts world, the martial realm is shaped around the Four Great Central Plains Schools. A thousand-year-old legend tells of the Heavenly Secret Jade Wall, which appears once every hundred years. While practicing his sword by a frozen pool, Wen Jiang, a young man of mediocre talent, discovers a secret mark left by his father before he disappeared, leading him to uncover the mystery of a blood-patterned jade pendant.