1. Kim Bok-joo in the Korean drama said swag means: come on, good, cool.

2. Swag is the abbreviation of Swagger, which literally means "arrogant and proud" and has the same meaning as "strut". Later it gradually evolved to mean "cool, stylish, stylish, come on".

3. Kim Bok-joo, actor Lee Kyung-kyung

21 years old, a second-year student in the weightlifting department of Hanl Sports University. He looks straightforward and cheerful on the outside, but he hides a glass-like sensibility deep in his heart. A girl with many tears and compassion. Influenced by his father who was a weightlifter, he has been known for his strength since he was a child and is a promising weightlifter. She is very close to her father, who needs hemodialysis due to kidney failure. She had built up her muscles by lifting weights, so no one had ever introduced her to a boyfriend.

4. "Weightlifting Fairy Kim Bok-joo" is a romantic comedy aired by South Korea's MBC TV station on November 16, 2016. It is directed by Oh Hyun-jong, written by Yang Hee-seung, and stars Nam Joo-hyuk, Lee Kyung-kyung, and Kyung Soo. Starring Jin and Lee Jae-yoon.

5. The drama is based on the story of South Korean weightlifter Jang Mi-ran. It tells the story of the first love of 21-year-old weightlifter Kim Bok-joo and the swimming genius Jung Joon-hyung of National Sports University.