Mask of Deceit

Khan goes in pursuit of a killer clad as a Chinese swordsman and wearing a mask of a secret society. A terrible fire, which claimed 25 lives, all from the Chinese community, sets off a murderous vendetta that brings Khan into the investigation. The 25 fire victims worked at a plant operated by three partners. One of them has been murdered by a mysterious man wielding a sword and wearing the mask of a secret Chinese society.