Masamune recieves a letter with the words "Pig's Foot" written on it and realizes someone knows about his past. Masamune tries to find the person who sent the letter, and it ends up being someone rather surprising.
That's definitely Koiwai Yoshino.
...إنّها كويواي يوشينو حتمًا
Definitiv Koiwai Yoshino …
No hay duda, es Yoshino Koiwai…
No hay duda, es Yoshino Koiwai…
C’est bien Yoshino Koiwai,
pas de doute…
Sì, è senza dubbio Koiwai Yoshino...
Ela é sem dúvidas 
a Koiwai Yoshino.
Это точно Ёсино Коиваи.