Yan Dan is the only descendant of an ancient tribe, the four-leaf scorpion. Since ancient times, her whole body has been a treasure of medicine. She and her twin sister Zhixi were able to cultivate into human form at the Queen Mother's Feast a hundred years in advance and encountered the biggest trial in her life - the love trial. She fell in love with Lord Ying Yuan but had to spend the next 800 years forgetting him. However, at this time, Yu Mo suddenly entered her life, and become her great support. Every day, Yu Mo takes Yan Dan out to do good deeds. One day while they were punishing evil, they meet Lord Ying Yuan's current reincarnation, Tang Zhou, who is currently a demon hunter. They help Tang Zhou search for the four ancient artifacts, and also discover a mysterious secret.

A Mai, the daughter of a Nanxia official, is out for blood after her family was killed by her childhood sweetheart Chen Qi. Having grown into a young woman, she disguises herself as a man and wanders the lands to seek revenge. During a chance encounter, A Mai rescues Shang Yizhi, the son of the Crown Princess, and helps him out of many predicaments. Their fates have been intertwined ever since. When war broke out, A Mai joined the military. She moved up from a foot soldier to a commander due to her marvelous achievements. At the same time, Shang Yizhi has been struggling to survive as he is being hunted down. A Mai assists him in turning the tide. Meanwhile, she also has repeated encounters with the enemy general Chang Yu Qing in the battlefield. Through unexpected events, their paths cross again and they experience life and death together. In the face of the cruelties of the times, A Mai must make a decision for the sake of her country.

Chun Changsheng was abandoned in a flowing river and plucked up by a Taoist monk. He’s actually the fourth Prince of the Chen’s Royal bloodline. He’s plagued with an incurable illness, fated not to live past the age of 20. To find a cure, he leaves his temple, armed with a promise of marriage scroll, to become a student at a famous academy. He meets Xu Yourong and they slowly fall in love after hopping through the trials and tribulations of his journey.

Li Zhi Cheng is a former soldier who has been ordered to take over his family's business when business was going downhill. He has a fateful meeting with Lin Qian, an independent and capable white-collar who was freshly graduated and meeting difficulties in starting up her own business. Due to Li Zhi Cheng's complete lack of experience in business, nobody in the industry had hopes in this newly appointed CEO of AiDa. But with the help of Lin Qian's working experience and drive, coupled with Li Zhi Cheng's wits and methods, they bring Ai Da's business to new heights together.

Nanotechnology researcher Wang Miao is taken to the Joint Operations Center by police officer Shi Qiang, who's investigating the mysterious suicide wave among scientists worldwide, and recruited to sneak into an organization called the Frontiers of Science to help the investigation. When Wang Miao is contacted by the leader of the organization, Shen Yufei, she introduces him to a sophisticated VR video game called Three-Body, but soon he discovers that it's more than just a game.