The Octave of Assassination: Korosensei vs Music Meister
The day began like any other at Class 3-E's isolated mountaintop schoolhouse. Korosensei was teaching his usual afternoon lessons, multiple tentacles working simultaneously as he corrected math problems, demonstrated proper knife technique, and prepared tomorrow's quiz.
Then the music began.
It started as a gentle melody drifting through the old PA system – something so subtle that even Korosensei didn't immediately recogniz