A young woman Shan Fei, who has worked hard for her job in a distant city far away from her hometown, gradually neglects her loved ones in the midst of her struggle in the workplace. One day she suddenly receives the news that her mother Fang Wenzhi is seriously ill

Through a series of missions, a man discovers that the people he has been working for has unspeakable connections to dangerous organizations. Through the help of his love interest, they piece together clues to uncover the truth. As a child, Li Jun Jie grew up under the loving care of his parents. He led a life that was the definition of a happy family. His parents were top scientists but when he turned twelve, they suddenly died in an accident in Pin Cheng. After becoming an orphan, Li Jun Jie is sent back to his hometown of Chong Hai. Rumors that his father betrayed his own country started spreading and his relatives refused to take him in. Left without a home, Li Jun Jie is sent to an orphanage where he meets Shi Yun Hao. They become the best of friends and through the recommendation of Chen Gang, they enter a security agency as new recruits. The two meet and fall for Zhou Zi Xuan.

Xiao Qing is an exchange student in the US. The daughter of a heroic prosecutor back home, she takes extreme pride in her father’s work. Her dad is an incorruptible arbiter of justice, and Xiao Qing lives her life with the same principles. Shu Che is Xiao Qing’s classmate. Unlike Xiao Qing's father, Shu Che’s dad is a little less pure. As a government official, Shu Che’s dad has taken part in quite a few shady deals. With these deals, he has opened many doors for his son. But Shu Che doesn’t want any part of that. When Xiao Qing and Shu Che meet, they fall in love. But when their fathers clash in a legal battle, the lovers’ relationship is forever changed. As they struggle between their duty and their love, the two realize that they can never again be the way they once were.