Summary
Heavenly Inquisition Sword follows the story of Yeon Jeokha, the son of a second wife who is mistreated by his stepmother and half-siblings. After being imprisoned for ten years following the death of his father, Yeon Jeokha learns the powerful Nine Heavens Sword Art in secret. Upon his escape, he embarks on a journey to master the martial arts and exact revenge on those who wronged him. As he traverses a dangerous world filled with enemies, political intrigue, and personal struggles, he rises to prominence as a formidable force in the martial world.