Alias: Blue, Suhyung, Former Leader (lost position to Yuhwa) Type: Attack Level: Infinite Affiliation: Surplus Special Forces, Sesan High School Birthday: September 18 Unique Color: Blue Unique Skill: Black Hole Gender: Male Age: 17 Personality: Warm and considerate. Occasionally plays pranks. Has a crush on Yuhwa.

Alias: Red, Leader, Yuhwa Type: Attack Birthday: November 7 Unique Color: Red Unique Skill: Space Folding Level: 1 Gender: Female Age: 17 Affiliation: Surplus Special Forces, Sesan High School Personality: Lively and bright. Innocent, but not stupid. Basically has a kind and friendly personality. Has a strong will to help others and strives to be useful. Features: Leader of the Surplus Special Forces. Becomes a total psycho when encountering monsters; she enjoys fighting.

Alias: Yellow, Big Eyes, Ari Type: Defense Level: 3 Age: 17 Affiliation: Surplus Special Forces, Sesan High School Birthday: May 27 Gender: Female Unique Color: Yellow Unique Skill: Stasis Arrow Personality: Generally shows a bright and energetic appearance. Basically kind, sociable, and quick-witted. Has a crush on Jisan.

Alias: Green, Jisan Type: Defense Level: 2 Age: 17 Gender: Male Affiliation: Surplus Special Forces, Sesan High School Birthday: October 4 Unique Color: Green Unique Skill: Shield Personality: Laid-back and, like the other kids, loves hidden camera pranks. Kind and sweet.

Alias: Black, Hyunmin Type: Defense Level: 5 Age: 17 Gender: Male Affiliation: Surplus Special Forces Birthday: June 14 Unique Color: Black Unique Skill: Shadow Jelly Personality: Has a lethargic personality, finding everything bothersome. However, contrary to appearances, he has a warm and delicate inner side. Features: Unlike the other members, he doesn't attend school. He usually spends his time nursing his mother in the hospital and keeping watch.

Alias: Pink, Magenta Type: Defense Gender: Female Level: -7 Age: 17 Affiliation: Surplus Special Forces, Sesan High School Birthday: April 1 Unique Color: Pink Unique Skill: Empty Body Possession Personality: Has a very cheerful and bright personality. Features: Currently in the form of a cat.

Alias: Johnny (only Yuhwa calls him this), Purple, Jaun Type: Attack Level: X (10) Gender: Male Age: 17 Affiliation: Aurum Birthday: February 16 Unique Color: Purple Unique Skill: Melting objects touched by hands Personality: A pushover-like kind personality. He is very reluctant to do bad things.

Alias: Gemini, White Level: 0 Type: Defense Age: 17 Affiliation: Aurum Gender: Male Birthday: June 14 (Same as Kim Hyunmin) Unique Color: White Unique Skill: Memory Distortion Personality: Basically cold and cynical. He is ruthless when it comes to using others and lacks empathy. However, he is truly devoted to those he cares about (such as his twin brother Kim Hyunmin and the members of Aurum).