the girls in your class,they made fun of you for being single

One day they invited you on a date in pairs and then they made fun of you saying "Oh, right, you don't have a partner... I'm sorry, it will be for next time" You felt very bad but right behind you was the popular boy Yeonjun and upon hearing that he approached you and hugged you and looked at the girls mockingly and said "She's going with me, I'm her partner." He was helping you and you were surprised