Ecclesia, the daughter of Count Cambell, is renowned as the “Horse-loving Lady.” Her dream is to breed the strongest and fastest horse in the empire, abandoning her noble status to pursue a life dedicated to horses, despite being a noble lady. Ecclesia captures the attention of Acrod, the incredibly handsome and future Duke of the empire, as she passionately pursues her dream of horse breeding. Set in an empire, the story is consisted with elements of horse racing, romance, politics, and war.