Hwa is one of the few residents of Company Town, a city-sized oil rig, not to have undergone bio-engineered enhancements. She's also an expert in self-defense, which is why she's just been assigned to train a high-profile family's child who has been receiving death threats from another timeline. Hwa's defense - and survival skills - face the ultimate test, however, as a series of interconnected murders threatens to throw the city into anarchy.