Yang Fei was ordered to detect a major murder case. The closer he got to the truth, the more he discovered that morality and laws contradict each other. Wang Xiaoying's tragic life experience and her various chivalrous acts made Yang Fei determined to give up the pursuit. After several hardships, Wang Xiaoying and her brother Wang Xiaofei were reunited. They killed the enemy who killed their father, and they fell in love with each other and came together.
