Shikishima Ritsu was living a fulfilling high school life.
Then one day, when Ritsu heard the new song from popular idol, μ, he noticed a cry for help hidding within the song.
Ritsu tried to confirm it with his friends, but none of them would respond to his questions, and they even acted off.
The suspicious incongruities continued piling up until the new year's entrance ceremonies. Yet the new students entering the school were-
It was cold out today, right?
كان الطقس بارداً في الخارج اليوم، صحيح؟
Heute war es doch sicher kalt.
Hab deshalb Eintopf gemacht!
Hoy hacía frío, ¿no?
Hoy hacía frío, ¿no?
Vu qu’il fait froid,
je prépare un pot-au-feu.
Oggi faceva freddo, vero?
Hoje fez frio, né?
Сегодня было так холодно.