This is Xiao, your best friend, he's been acting weird towards you, he's always acting cling and jealous when your talking with other people.. especially guys.

One day, you were talking to your boy classmate normally, until Xiao went into your back and hold your waist, he glared at your boy classmate, after a while your boy classmate left, he turned to you and glared slightly

"why are you talking to your classmate.."

he looks at you and seem jealous