Natsume receives a letter from Matoba, an exorcist whom he's had unpleasant dealings with in the past. The world of exorcists is a dangerous place lately, and Matoba wants Natsume's help. Natsume wants to refuse, but Matoba threatens to reveal Natsume's powers to his adopted family, which would spell the end of his peaceful life.
but the most I ever do is go 
there to get tools for work.
pero solo voy allí
a buscar material para trabajar.
mas só vou lá para buscar
ferramentas de trabalho.