[Shuang Chi] Kuroko's Basketball Fanfiction: To You on the Other Side of the Board

[Prologue] In the small, dark world of Seijuro Akashi, a world that could hold nothing but a single mirror. He often sat before the enormous floor-length mirror, watching victory slowly erode and devour this world, leaving it narrower than before. Who am I? He touched the mirror, watching the person in it grow more and more unfamiliar. Until one day, he heard the sound of shattering. The person in the mirror smiled and walked toward him, the soles of his feet treading over shards of glass. A trail of blood marked the floor, stretching from the mirror to his feet like a long, incurable wound. He held him tightly. "Who am I?" "I am yours." Theme: