The queen of the human tribe gave birth to twin girls. Respected by the entire tribe, the older sister Qing Kui, who is gentle and kind, is betrothed to the heavenly prince. The younger sister, Ye Tan, smart and cunning, shunned by her own people, is betrothed to the demon prince. Due to a mix-up, the two sisters are married off to the wrong husbands. It paves the way for two beautiful romances and also ignites a conspiracy that shakes the four realms.
Cheng Yao, who dreamt of becoming a lawyer, was recruited by a top lawyer firm. Hence, she decides to move to an apartment closer to her workplace. However, Cheng Yao did not expect to have a housemate, whom she could not get along with. The person turns out to be her new boss, Qian Heng. Qian Heng recruited her into his team, and began his monstrous training. His aim was to chase away Cheng Yao, whom he thought got into the company by relations. Cheng Yao does not know why she landed in this situation, and decides to work harder. She showed great performance in the midst of training, changing Qian Heng's impression toward her, and slowly, they begin to develop feelings for each other.
The daughter of a right-winger, schoolgirl Jing Qiu is sent to the countryside for reeducation, and tasked to help write a textbook. There she meets Lao San, a young soldier with a bright future ahead. Despite the class divide and parental disapproval, romance blooms against turbulent times.
