[Palace intrigue + household drama + historical political intrigue + strong heroine + transmigrate into a book + groveling redemption]
Modern auditor Shen Zhiwei transmigrates into the heroine of a tragic historical romance. Poisoned by a curse and abandoned in a desolate courtyard of the Marquis of Jing'an's residence, she uses double-entry bookkeeping to expose the household's fraudulent accounts and signs a contractual marriage with the obsessive powerbroker Xie Yanci.
From “prisoner and jailer” to “lifelong partners,” she investigates the accounts of the world, while he gladly serves as her chief risk officer.