Higher

The cars in the city drive themselves, and the Amethyst Group works on the wiring between a brain and a computer. One of those cars killed Xiaotong. Her brother Jiang Zhen, an instructor at the Gale Training Camp, went into the Amethyst Group under a false name to find out what had happened in the crash. Bai Fan was already inside. The two had worked together once and had become enemies since, and they spent a while circling each other before they put the old crash between them and started on it together. What they turned up went past the crash. The group had been using the brain interface work on people. Nong Qianya, who had been on the receiving end of the Nong family herself, came in with them against the chairman, Nong Cangqin.