Natsume is at home early one evening when he hears a knock on the door.  He sees Tohko outside, asking to be let in.  But when he opens the door, there's nobody there, and a gust of wind rushes past.  Another Youkai is after the book of friends!
They seemed deeply in love,
Los veía como una pareja armoniosa, pero
Parecían una pareja muy compenetrada,
Eles pareciam apaixonados,