I Will Manage the Wealthy Marriage Contract for You

The twenty-eighth year of the Republic of China, Shanghai. Underground party member Lin Qiu died in the mission. The twin sister Lin Wan took over her sister's code name and mission, married her sister as the daughter of an overseas Chinese businessman, and married into the wealthy Zhou family, which had close ties with the Japanese and puppet high-level officials. An engagement is a ticket and an abyss. She has to walk between lies and truth, fighting for the dawn in the darkest place.