Known as the World's Weakest Hunter, he eked out a living in the lowest levels of dungeons. He suffers a fatal injury in the Cartenon Temple, losing a leg and being left behind, but he is dramatically re-awakened after being chosen by the System.

A hunter with excellent healing abilities who only frequented low-rank dungeons due to her timid personality. She always worried about and looked after Sung Jinwoo, but she suffers severe trauma from the terror of the temple's giant statues and eventually decides to retire.

The veteran leader who led the Cartenon Temple raid party. He runs a kendo dojo and teaches swordsmanship to hunters. Despite losing an arm in the temple, he shows responsibility until the end and survives.

During the final rule of the temple, 'Prove Your Faith,' he was the first to escape through the altar doors by using Sung Jinwoo's sacrifice as a stepping stone. He later suffers from survivor's guilt and the shame of abandoning Jinwoo.

A man who succumbed to panic, unable to withstand the terror of the double dungeon. When the temple doors opened, he tried to run outside while ignoring the rules, only to be brutally crushed to death by the massive weapon of the gatekeeper statue.

A man who was unaware of the temple's first rule, 'Commandment One: Worship the Lord.' Unable to endure the magical pressure of the statues, he moved prematurely and was instantly incinerated into ash by a destructive laser beam fired from the God Statue's eyes.

A member who moved to solve the second rule, 'Commandment Two: Praise the Lord.' He succeeded in approaching a statue holding an instrument and making it play music, but he failed to dodge an attack from another statue and ultimately lost his life.

The absolute boss monster reigning in the center of the Cartenon Temple. With a bizarre and creepy smile, it slaughtered hunters by firing lasers from its eyes, leaving Sung Jinwoo with indelible, massive trauma.

Sung Jinwoo's only younger sister and the primary reason he risks his life working as a hunter. It breaks her heart to see her brother return injured every time, and she is deeply shocked to hear the news of his disappearance in the double dungeon.

An official from the Association who arrived at the hospital after receiving a report that a survivor of the double dungeon woke up in just a few days. He finds it hard to believe that Sung Jinwoo is perfectly fine and re-measures his mana, but he is puzzled when there is no change at the time.