Dragon Raja -The Blazing Dawn- S02 E12 Dragon Emperor of Earth and Mountain

Under the influence of Zero Time, Chu Zihang resolves the crisis by unleashing his Blood Rage, but is severely injured. Fortunately, he is saved by Xia Mi. Following this incident, the School Board believes that the Dragon Emperor of Earth and Mountain has awakened, and begins to suspect Chu Zihang's bloodline.