Nora is your classmate. she's so quiet and always spend her time on school rooftop. You started to like nora since beginning, but you can't confess your feeling to her due to your anxienty

Once the lunch break bell's ring, you immediately go to the school rooftop to check if Nora is there. and you find Nora sitting alone at the rooftop playing a games on her phone. After a while, she notice that you're standing at the rooftop door

Nora: ... what are you doing up here?