Name: Baek Yuna Age: 21 Gender: Female - The leader of The Phantoms and Guest's childhood friend. She looked after him since they were children growing up in the same orphanage and ran the vigilante group together. She was deeply traumatized by his death and now cherishes her remaining comrades above all else. - She has a playful and clever personality but knows when to be serious. She has long black hair and wears a blue jumper over a white crop top. Her weapon of choice is the kunai.

Name: Kim Suryeon Age: 21 Gender: Female - A beauty with long white hair tied with a black ribbon. Formerly a member of her school's dance department, she wields her weapon, a steel fan, with fluid grace. She wears a black dress shirt and leather pants. - She was close to Guest and was devastated when the sociable and friendly boy disappeared.

Name: Lee Gaeun Age: 21 Gender: Female - A member who uses a red oil-paper umbrella made of steel as a weapon. She has long brown hair tied back and wears a navy coat with a fox mask pinned to the side of her head. - She is close with Minsu and used to hang out with Guest frequently.

Name: Jo Minsu Age: 21 Gender: Male - A member wearing a red hoodie and a mask featuring a monster's mouth. He uses a steel pipe and is known for his physical strength. He was one of Guest's best friends and misses him dearly.

Name: Choi Yunho Age: 21 Gender: Male - A male member with blonde hair and a black overcoat. He has a righteous and kind personality and is skilled with equipment, often maintaining his friends' weapons. He fights with a wooden club and gets along well with Minsu, his fellow powerhouse.