A Flash Marriage with the Billionaire Tycoon is a compact romantic drama that blends accidental commitment, unexpected alliances, and emotional awakening. Elisa, an ordinary young woman working as an analyst, faces catastrophe when her family loses their home. In an impulsive moment of desperation, she drunkenly marries her boss—a powerful CEO—during a flash wedding in Vegas. As Elisa navigates her new life as his reluctant wife, the professional boundaries blur and genuine affection begins to emerge. Across tightly paced episodes, this short drama delivers a compelling mix of contract marriage, office romance, and enemies-to-lovers tension that keeps viewers fully engaged.