Hu Bayi and his allies, tasked by Professor Chen, head to Coral Temple Island in the South China Sea and enlist Ruan Hei with his disciple to set sail on the Trident seeking the Qin Emperor's Bone Mirror. Following their quest, they collide with Guixu, uncovering the ancient mirror amid wreckage and discovering Ruan Hei opposes Duoling. After evading danger, a shadowy stranger abruptly materializes, brandishing a club, and strides toward Uncle Ming, who is on guard duty at night in the silent night.