Finance-law double master Tobias joins the wealthy Chen family as a live-in butler to repay his debts, only to discover that the investment bank he once saw as an enemy is actually part of their empire. Hiding his true abilities, he plays the fool while secretly solving crises, outsmarting the scheming Warren, and setting a trap that destroys the rival Zhao family. Step by step, he rises from the chaos of high-stakes business warfare. In the end, he earns 5 billion, acquires the investment bank, transforms from servant to CEO, and wins the heart of Yvette.