The lyrics depict a man's frustration with a girl who is dating his best friend after the man dated her.

He is dating her other best friend Lee.

She was dating Richard's best friend which made socializing awkward.

"She's dating my best friend," he told Ms. Charlotte, and asked if she would like him to pass along her telephone number.

Instead she dallies with him and starts dating his new friend Ben behind his back.

Trying to carry on a long-distance romance with a boyfriend who is actually dating her best friend now?

Little does she know that Min-hyeong is dating her friend and sometime past rival Chae-rin.

After the movie, the man discovers that the woman is dating his best friend.

She later dates Adrien's friend from the prom.

He has also started dating Rikako's best friend.