Kari Finance CEO Reiko is known throughout the industry as the "Empress of Loan Sharks," adored by many men for her beauty and composure. She maintains a flawless, calm demeanor, earning both respect and fear from those around her. Meanwhile, her subordinate Kan, who secretly admires her, accidentally discovers that a soapland hostess he met is actually Reiko's real older sister. Using this information as leverage, he plots to bring Reiko down. The story unfolds through a tangled web of conspiracy and emotional conflict.