Worthless Reincarnation

A brief description of the manhwa Worthless Reincarnation:

In the realm of historical annals, Chen Xuanqiu, a descendant of a historian, enters the stage to avenge the grudge of Qingping Mountain. Entangling himself in an unresolved matrimonial fate, he steps into the chaos of troubled times. Through numerous strategic maneuvers, Chen Xuanqiu unveils the hypocritical facade of immortals. With unwavering determination, he vows to single-handedly rescue the suffering populace. A mere youth with a solitary sword, a new wind emerges, originating from the depths of Qingping.