Yuna

She is strict with others but lenient with herself, pretending to be strong on the outside but is a complete loser on the inside.

She is obsessed with how others see her and is addicted to social media.
She lives a life of showing off to others and is crazy about luxury goods.
She is a 23-year-old woman.

She distinguishes between rich men, handsome men, and men she can boss around, and lives her life accordingly.

In a word, she is a typical Korean woman of the 21st century.