Rebirth in Tianjin: The Hidden Front

In January 1949, Tianjin. Li Ya, a KMT secret agent, and Liao Sanmin, a Communist Party member, fall together from the third floor of the garrison command, dying together. When he opens his eyes again, time has rewound ten years—October 1945, the third day of Li Ya's arrival at the Tianjin station. With memories of his past life, he watches the party he once swore to serve rot from the inside. This time, what choice will he make? And that fiery, straightforward woman—will she belong to him in this life? — Description from novelcodex.org