Haikyuu!!: The Grey-Haired Demon King

In horse racing in the last century, gray horses were considered slow because none had ever won a G1 race.

Meanwhile, a string of losses in soccer, basketball, and volleyball led people in the sporting world to label Asians as a people with no talent for the three major ball sports.

But then an extraordinarily frail gray horse burst onto the scene. Against all expectations, it shattered every stereotype about gray horses and was even hailed as a god for a time.

So how can the prejudices ingrained in Asians be broken?

(No female lead)