During the Qingli period, in order to avoid war and maintain peace and stability among various ethnic groups, the Northern Song Dynasty trained young spies under the name of the Secret Pavilion. Six cheerful young people from Wei Ya formed the Seventh Studio of the Secret Pavilion.
Zhang Xincheng , Zhou Yutong , Wang Youshuo , Xiaotong Su , Zheng Wei , Fu Weilun , Chi Jia , Hai Yitian , Yvonne Yung Hung , Yan Su
