Murakami Fumio and Mochidzuki Erena are great friends with each other, but their personalities couldn't be further apart, making everyone else wonder why they're so close. Some people don't even understand why they're friends. This is the story of how they became friends.
Now that I know who she is,
da ich nun weiß, wer sie ist,
ahora que sé quién es,
ahora que sé quién es,
Bien, maintenant que je le sais,
Adesso che so chi è,
agora que eu já sei quem ela é,