Rong Lian, daughter of the Prince of Qing'an, is falsely accused and banished to Shen Yuan Ward, known as “the prison of the human world.” At the same time, Lan Jin, the Marquis of Liu'an, who once held sway over Chang'an, is banished there as well. To escape Shen Yuan Ward, Rong Lian deliberately gets close to Lan Jin, hoping to use him to clear her father and brothers' names. But Lan Jin is cold, ruthless, and calculating. Not only does Rong Lian fail to get what she wants, she ends up at his mercy...