In a South Asian country, the head of the Xia family unexpectedly passes away, leaving his cause of death a mystery. His four children, including the half-sisters Xia Sang and Xia Yu, are locked in a fierce struggle to seize control of the Huaxia Group, the business empire their father left behind. Each joins forces with different senior executives, who pursue their own agendas, as the siblings scheme and clash behind the scenes. A bloody storm of betrayal and fratricidal conflict engulfs the ancient Xia family castle. Yet the ultimate victor is the very person nobody ever expected.