of Shanghai both from the Tongs and their corrupt government. Thanks to his friend Lucas Seyton he has learned of the Black Scorpion's apparent ability to cross great distances instantly, and he needs to know how this is possible. Romana agrees to help him, and she releases K9 from the wreckage of their car and sends him to inform the Doctor of their new ally. Li questions the Doctor and comes to believe in his innocence, but he is still a stickler for law and order and has no intention of releasing the Doctor until he has been found innocent by a court of law. Nevertheless, he concedes that only the Doctor can help him learn how the Tong have learned to travel as they do. When K9 tracks down the Doctor, the Doctor has him analyse the genetic structure of the blood on the geomantic compass and locate its source. K9 leads the Doctor and Li to a mansion outside the city, where they are captured while trying to break in, and are brought before Hsien-Ko, who seems to recognize the Doctor, or at least his reputation. Knowing him to be dangerous, but believing that he can be made to understand why she is doing what she is, she orders Kwok to take him through the Dragon Paths and strand him in the Orkney Islands; by the time he returns to Shanghai by more conventional means, her plan will be complete. Kwok agrees to do so, but he is in love with Hsien-Ko and intends to kill the Doctor to ensure that he does not pose a threat to her. Meanwhile, Hsien-Ko continues to lay the groundwork for her great plan, stealing Japanese military supplies and transporting them through the Dragon Paths, and using the creature she stole from the Palace Museum to murder a Japanese military official and thus delay the advance of a brigade which would have threatened her position near the Jade Emperor. The Doctor and Li are taken to a quarry where the Tong is moving their stolen armaments through one of the Dragon Paths, but they manage to overpower their guard and escape. Li returns to the mansion to arrest Hsien-Ko but is attacked by the thing she stole from the Palace Museum, the killer automaton known as Mr Sin, and barely escapes with his life. Li flees back to the quarry, where he