御しきれない力を持つ妹への恐怖。最愛の姉すら壊しかねない自分の力に恐怖。心に影を抱えた、互いに向き合えない姉妹です。

Fear of the younger sister who possesses powers impossible to control. Fear of my own strength likely to destroy even my beloved older sister. Sisters who can't face each other, carried a shadow in my heart.