Explosive anti-travel: Xia Ningmeng has timetraveled, the distance from the Qin Dynasty to 2020 is only the distance between a talented woman in piano, chess, calligraphy and painting, and an illiterate waste material. From then on, her life has become extremely dark, and she treats chocolate as poison.
Use shaving water as mouthwash, microwave oven as a locker... Jian Jichen's world has been full of wonderful chess since then.