Watch Mountain Guardians for Free: How to Stream the Movie Online at 123Movies. . In the early Republic of China, as Japan seeks to invade, a mysterious Onmyoji is sent to disrupt China's Feng Shui by locating its dragon veins. Led by Master Qi, a group of Chinese Taoists uncovers the plot and engages in a fierce battle of strategy and magic to protect their nation's sacred power.