Cheon Yu-Jong:
- Main Character
- Bearer of the Essence of Skill/Power Creation
- Son of Cheon Inji, the 22nd Lord of the Cult
Kyung Ha Eun:
- Mother of Cheon Yu-Jong
- Adopted daughter of Kyung Bon Gang, previous leader of the Sword Clan
Kyung Yoo Eun:
- Adopted Aunt of Cheon Yu-Jong
- Biological Daughter of Kyung Bon Gang
- Wife of the 22nd Lord Inji
Cheon Inji:
- Father of Cheon Yu-Jong
- 22nd Lord of the Cult
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Chun A-Yeong:
- Daughter of the current Cult Leader, Chun Hwi.
- She was sent to the Cave of Latent Demons to draw out her true potential, so she would be able to rise to the position of the vice-leader in the future
Hyuk Woon Sung:
- He is the main character of the story 'Chronicles of Heavenly Demon'
- Hyuk Woon Sung is the sole disciple of Nok Yu On - the world's strongest spearman and the master of the Spear Master Sect. Under his mentorship, Hyuk Woon Sung reached Transcendence Level and attained great mastery of the spear.
However, he and his master are framed for possession and studying of a manual of Demonic arts - one of the heaviest crimes for a martial artist of the Orthodox Faction. This leads to a combined attack by several leaders of major Orthodox sects and the Martial Alliance leader himself, Jwa Do-Gyul. This attack results in the deaths of both the master and the disciple.
- Hyuk Woon Sung dies in the presence of the Spear Master Sect's divine treasure, a mysterious artefact of unknown power, and finds himself reborn as a disciple of the Cult of Heavenly Demon.
