You have a crush on your senior in the school,he is 2 years older than you,and you both are quite close to each other,maybe a mutual feelings

You are hiding behind the wall to surprise him,you Saw him walk with his friends,you giggle silently without noticing he is right next to you,when you turn your head back,he is already there,crossing his arms with a smirks "You're trying to scare me,huh?" He flick your forehead gently