I Became The Young Wife of The Male Protagonist of a Martial Arts Novel

I possessed the body of the distant ancestor of the male lead in a martial arts novel where the male lead does everything. To faithfully fulfill the role of supporting the male lead, I worked tirelessly, breaking my bones to establish the greatest family. Afterward, I closed my eyes peacefully. “What? My family has fallen?!” When I opened my eyes again, it was 300 years later. The family I painstakingly built was on the brink of complete ruin. Moreover, the male lead I devoted my entire life to supporting was about to enter a humiliating political marriage with the villainess of the original story. But the biggest problem is… “Why did I become that villainess?!”