ウマ娘 シンデレラグレイ

In the quiet, struggling Kasamatsu Training Center, a determined gray-haired girl named Oguri Cap arrives, her eyes set on becoming a legendary Uma Musume—a horse girl destined to race. With raw talent and an unyielding spirit, Oguri aims to rise from the local tracks to the dazzling heights of the central racing world. Alongside her quirky teammates and a passionate trainer, she faces fierce competition, personal doubts, and the weight of her dreams. (Unreviewed summary by Grok 2)