How could I possibly be confined in a cage?

(Republic of China era + dual female leads + chaotic times in a wealthy family + young warlord) A sudden upheaval shatters the peaceful life of the Lü family. To ensure their safety, one of the two stunning sisters enters the home of a wealthy tycoon, unwittingly becoming the elder of her beloved's family. Which should she heed: societal norms or the deepest desires of her heart? The other, by mistake, enters the home of her enemy, unknowingly serving him and developing feelings for him. When she finally learns the truth, how will she cope? They thought rescuing their father would end their suffering, but a jade pendant with two fish symbolizes a treasure hunt that plunges them into a struggle for its treasure. Warlords, wealthy families, chaotic times… who will prevail? Family, country, love, ideals… how will they…?