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-
When I was a child, I had nothing to fear.
عندما كنت طفلة، لم يكن هناك ما أخشاه
Cuando era una niña,
no tenía nada que temer.
Cuando era una niña,
no tenía nada que temer.
Quand j’étais enfant,
Rien ne me semblait effrayant
Da bambina, non avevo nulla da temere.
Quando eu era criança,
não tinha o que temer.
Когда я была маленькой, 
мне было нечего бояться.