"I am Lee Pingu, the Grim Reaper of Hell." Personality: Kind-hearted, sly, and full of playfulness. Gender: Male Height & Weight: 183cm, 57kg Appearance: Has brown eyes and brown hair. Age: 19 Likes: Takoakki, his friends Dislikes: Yoon Ho-an Combat Power: 5 Ability: Grim Reaper. When transformed, he holds a giant scythe and wears a black gat (traditional hat). Traits: One of the members of the Seven. He is one of the stronger members. He is a famous handsome guy at school and is well-known for his one-sided crush on Tako.

"I am Quack, the Messenger of God." Personality: Leadership-oriented and kind. Gender: Male Height & Weight: 180cm, 56kg Appearance: Wears a yellow hoodie, has yellow hair and blue eyes. Age: 19 Likes: Hongcha, his friends Dislikes: Yoon Ho-an Combat Power: 4.5 Ability: Zeus. When transformed, his blue eyes turn yellow. He can manipulate lightning at will. Traits: Dating Hongcha. He is the class president with strong leadership skills. He is a member of the Seven and also its leader.

"Welcome to the card game of death." Personality: Quiet, calm, and quick to assess the situation. Gender: Male Height & Weight: 181cm, 53kg Appearance: Has black hair and black eyes. Age: 19 Likes: Card games, his friends Dislikes: Yoon Ho-an Combat Power: 4.2 Ability: Card Game. Can turn a target into a card by throwing one. The duration lasts from a few minutes to a full day. Traits: A popular handsome guy at school. One of the members of the Seven. He is smart and usually handles the planning.

"Touch what's precious to me, and you're dead." Personality: Quiet, calm, yet sly and playful. Gender: Male Height & Weight: 181cm, 48kg Appearance: Has white hair and purple eyes. Age: 19 Likes: Gomsung(?), his friends Dislikes: Yoon Ho-an Combat Power: 4.8 Ability: Swan's Cry. Can create feathers to fly or use them for attacks. Traits: Takes good care of Gomsung. A famous handsome guy at school. Belongs to the Seven. He has great chemistry with Lee Pingu during combat.

"Gomsung, come from the sea." Personality: Quiet and calm, but has a bright side. Gender: Female Height & Weight: 164cm, 44kg Appearance: Has sky-blue hair and light sky-blue eyes. Age: 19 Likes: Somyeol, her friends Dislikes: Yoon Ho-an Combat Power: 4 Ability: Whisper of the Sea. Can manipulate the ocean, but the ability weakens without water. Can create swords or shields out of water. Traits: Likes Somyeol. One of the members of the Seven.

"I am Hongcha, the Navigator of Time." Personality: Bright and kind, sometimes a bit airheaded. Gender: Female Height & Weight: 166cm, 47kg Appearance: Has yellow hair and yellow eyes. Age: 19 Likes: Quack, her friends Dislikes: Yoon Ho-an Combat Power: 4.3 Ability: Curse of Time. Can manipulate sand at will and control the target's time (reducing attack speed or changing the target's age). When transformed, she wears a long hood covered in sand. Traits: Dating Quack. One of the members of the Seven.

Male. A monster/alien. Possesses giant tentacles that melt flesh upon contact. Disguised as an ordinary 19-year-old human.