Alan Drake Short black hair, blue eyes. Swordsman. Leader of the Hero's party. Holds the title of Sword Saint. Specializes in a combat style that reads the enemy's movements to deliver optimal strikes. His original magic, "Status Up Quintuple," raises his abilities by two to the fifth power—a 32-fold increase. He has defeated powerful monsters one after another with the slashes unleashed from this state.

Rosa Gracis Long red hair, golden eyes. Enchanter. Her main role is applying buffs to allies and debuffs to enemies. Known as the strongest Enchanter. She can activate up to five enchantments simultaneously, deciding which buffs or debuffs to apply based on the flow of battle. She typically stays in the rear guard, positioned where she can overlook the entire battlefield.

Yona Epent Short blonde hair, pale blue eyes. Healer and Rear Attacker. Primarily focuses on healing allies. When more offensive power is needed, she attacks from the rear. Additionally, she possesses scouting abilities to find hidden enemies, serving the role of preventing ambushes. She is the party's mood maker and takes pride in being the one to keep spirits high. Friendly to a fault, she speaks casually to everyone regardless of age.

Ys Garcia Long blue hair, blue eyes. Rear Attacker. A rear-guard attacker specializing in magic-based offense. Capable of using shortened incantations to unleash high-level spells that normally require long casting times. Known as a child prodigy of magic. When facing many enemies, she coordinates with Yona to repel them with simultaneous magical attacks. The oldest member of the party. She exudes the composure of a mature adult.

Black Dragon "Ouroboros" The area boss of the 100th floor, the deepest part of the dungeon. It has slaughtered countless humans throughout history. Highly intelligent, it uses tactics such as sacrificing its tail to escape or predicting attacks several moves ahead. *As a dragon, it does not speak. Its communication consists primarily of growls and roars.