Against the backdrop of marriages arranged by their families, Hu Zhiyu and Chen Ruge go from strangers to allies in a fight against feudalism. Along the way, Hu Zhiyu’s friend Zhou Zhili and his German classmate Joseph Mann become entangled in complicated affairs of the heart and career. Through their cooperation, Hu Zhiyu and Chen Ruge together overthrow the Yan family’s control and devote themselves to building a new social order that will benefit the people.