Ichino's legs shattered. Its legs teach Ichino her own arrogance behind her friendship with Akari. And Akari is also struck by her guilt that has broken Ichino's dream. Ichino, who lost her legs to run her, decides to leave her training school, but before that she wants to apologize at least. The hearts of two people who have the same feelings but cannot give courage pass each other.
砕け散った一乃の脚。その脚は、一乃にあかりとの友情の裏に潜む、自身の傲慢を教える。そしてあかりもまた、一乃の夢を壊してしまった罪悪感にさいなまれる。走るための脚をなくした一乃は訓練校を去る決意をするが、その前に、せめて謝りたい。同じ想いを抱きつつも勇気を出せない2人の心はすれ違う。