When South Korea's new president-elect Yoon Suk-yeoul was made the nation's top prosecutor in July 2019, the appearance of his wife Kim Geon-hee, who accompanied him to the ceremony, drew as much attention as the appointment itself.

Twelve years younger than Yoon, with two long locks of hair framing her youthful face, she stood out even in a simple black skirt suit and got the public buzzing.