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-
began grating as they turned 
in a discordant rhythm.
بدأت تصطكّ ببعضها البعض بينما
تدور بإيقاع متنافر
bewegten sich plötzlich
in unterschiedlichen Rhythmen.
empezaron a chirriar
con un ritmo discorde.
empezaron a chirriar
con un ritmo discorde.
se sont mis à grincer et à tourner
à des rythmes discordants.
hanno iniziato a stridere,
 ruotando a ritmi discordanti.
começaram a se desgastar
conforme giravam no ritmo errado.
заскрежетали в диссонирующем ритме.