Turns out the one spreading the rumors was Hashimoto, who did so at the behest of Sakayanagi. Shortly thereafter, Sakayanagi appears before Class C and she informs them she has evidence regarding the rumors about Ichinose.
An unforgivable crime.
جريمة لا تُغتفر
Etwas, das ich nie
wiedergutmachen kann.
Un crime impardonnable.
Ho fatto qualcosa di imperdonabile.
Um crime imperdoável.
Мне нет прощения…