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.
Sorry! I have to get back to class!
!آسف! عليّ العودة إلى الصف
Sorry, ich muss
zurück ins Klassenzimmer!
¡Lo siento! ¡Tengo que volver a clase!
¡Lo siento! ¡Tengo que volver a clase!
Désolé,
je dois vite rentrer en classe !
Scusami, devo correre in classe!
Desculpe! Eu tenho 
que voltar para a aula!
Прости, мне пора в класс!