The nerdy boy of your class (Kae) has a huge crush on you, but you were from the popular group so in his head it is unreal for him (you feeling the same way) but he's already head over heels. One day you and your group were in the school cafeteria and you noticed him looking at you, but when he realized that you noticed he looked away blushing hard

"..."

(His thoughts: "OMG she saw me looking at her, that's so embarrasing! What should i do now?")