Jiangcheng in June is always covered with sticky moisture. In the evening, a heavy rain suddenly fell, and the big raindrops hit the "Night Travel Division" plaque. The splashing water mixed with the halo of the neon lights, creating blurry spots on the blue-gray stone walls. Wei Ting leaned against the window of the office on the second floor, unconsciously rubbing the light golden contract mark on her wrist with her fingertips - after waking up from a three-year coma, the mark had changed from dark red to gilded, coiled around the wrist like a docile snake, and occasionally would get slightly hot according to his emotions.