During the Republic of China, Feng Xiao, the adopted son of a wealthy businessman, and Lin Wanxiu, the adopted daughter of a warlord, are married but must navigate troubled times while concealing their true identities. Despite their deep love for each other, they face numerous challenges, including conflicts between their families and dangerous conspiracies. Ultimately, their love and teamwork help them overcome misunderstandings and thwart a major plot against national treasures.