Tamura Shirai is fascinated with the smooth, sleek feel of metal. Funding the augmentation of her body to pure metal was an expensive proposition, however, so she turned to crime. During one of her robberies she encountered Black scorpion, on a job for Lord Recluse. Tamura realized an opportunity when she saw it, and rather than fighting with Arachnos over the ill-gotten loot, formed an alliance that has lasted to this day.
