Kimi to, Sekai ga Owaru made
The last letter I received from Takashi was empty. I was constantly wondering what the meaning of an empty letter, which you sent me when they got a serious injury as a result of the accident ... The day, when Natsuma met Takashi, was summer, like a hot day. They did not want his words to come true, and just embraced, saying nothing and asking anything. And what did you want to send Takashi ...?