The Heroic Life of a Billionaire Security Guard[DUB]

A young tycoon builds a billion-dollar energy company with bold ambition, while his father, who works quietly as a security guard, keeps urging him toward caution. The son cannot understand why his father turns down a mansion and a luxury car, and the father in turn questions his son's relentless chase for money. When the company suddenly falls apart, the father steps in and turns the situation around, leaving his son stunned by the hidden truth about the man who raised him.