Road of Flowers
Qin Ran's neighbor, Lu Zhixin, was the one who invited Qin Ran to the Hacker Alliance. He is the one who gave Ran Ran the black book for Qin Ling. She also used the black book before while hangingout at her neighbor. She asked Lu Zhixin how he had access of the black book. He said that his father is the Chairman of the Hacker Alliance.