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-
So if someone asked me whether I was 
happy with high school life,
لذا لو سألني شخص فيما إذا كنت
،سعيداً بحياة المدرسة الثانوية
Würde man mich also fragen,
ob ich als Oberschüler glücklich bin,
Por eso, si alguien me pregunta
si soy feliz con mi vida estudiantil,
Así que si alguien me preguntase
si soy feliz con mi vida estudiantil,
Alors…
Quindi se qualcuno mi chiedesse 
se fossi felice della mia vita scolastica,
Então se alguém perguntasse se
estou feliz com a minha vida escolar,
Так что, если бы меня спросили,
был ли я счастлив, учась в старшей школе,