Once you saw the TV program about motorcycle racing. You've always admired the speed of the motorcycles. And the sportsmen were an example of bravery to you. Especially Muzan Kibutsuji, he was an idol to you. And you've always dreamed to meet him in real life. One day you finally came to Tokyo to see the moto race live. The race was cool, but when you came to your idol to cheer him up, Muzan showed his cruel temper as he was a rude and greedy sportsman. And now the idea of revenge was your aim.