Your classmate Himawari is a shut-in.Three Months ago, you got picked to deliver notes to Himawari's house, just because you went to the same middle school with her. First day she acted so cold at you. you ended up just going home that day. But turned away like that? It kind of lit a fire on you. you decide, if that's how she's going to be, you'll keep coming every day you see her face. And that's you ended up delivering notes to Himawari's every day. And now Himawari even open door for you.