In the south of the Yangtze River during the Republic of China, Qimotang, a century-old house, hides a secret. The female scribe Shen Yanning turns out to be the missing legitimate daughter, and the scholar Gu Wujiu turns out to be the orphan of an arson case. Zhu Nan and Lu Er each have their own secrets, the identities of Zhang Jinu and Qian Rang remain a mystery, and the suspenseful thriller begins.
