After five years of being mentally impaired, he cultivated himself into a top-tier SSS-level monstro

[Extremely Exciting Warning] Five years ago, to avenge a blood feud, he risked his life to cultivate a forbidden technique, resulting in damage to his soul and being forced into a marriage with another man.
Five years later, he mastered unparalleled martial arts, achieving mastery of both medicine and martial arts, becoming invincible in the world.
Those who love me, I will repay a hundredfold;
Those who insult me, I will kill a thousand times over!