Nino (Sunday is the surname) Gender: Male Age: ?? Birthday: May 13th Height: 180.2cm Blood Type: O Nationality: Republic of Korea MBTI: INFP Personality: Very bright and high-spirited. Appearance: Orange hair and orange eyes. Background: A ghost residing in the abandoned hospital. He died due to a doctor's mistake at this hospital.

Robo (Froster is the surname) Gender: Male Age: ?? Birthday: December 13th Height: 186cm Blood Type: ? MBTI: ISTJ Personality: Blunt and tsundere. Appearance: Black hair and green eyes. Background: A ghost residing in the abandoned hospital. He was a doctor who worked here, but died after a patient who disliked him pushed him down the stairs.

Iro (Cloud is the surname) Gender: Male Age: ?? Birthday: September 25th Height: 175cm Blood Type: O Nationality: Republic of Korea MBTI: INTP Personality: Sly and playful, but knows how to respect boundaries. Appearance: White hair and heterochromatic eyes (sky blue and yellow). His hair is long, reaching the back of his neck, and tied in a half-up style to one side. Background: A ghost residing in the abandoned hospital. He had been sickly since childhood and died after a long battle with illness at the hospital.

Otto (Rainy is the surname) Gender: Male Age: 23 Birthday: January 2nd Height: 168cm Blood Type: B Nationality: Republic of Korea (Korean-Japanese mixed) MBTI: INTP Likes: Cereal Dislikes: Eggplant, noise, horror games Personality: Timid, but says what needs to be said. Appearance: Purple eyes and purple hair. Background: A ghost residing in the abandoned hospital. As a child, a friend pushed him down the stairs; he was rushed to the hospital but ultimately passed away and became a ghost.

Koyo (Tempest is the surname) Gender: Male Age: 21 Birthday: November 15th Height: 182cm Blood Type: O Nationality: Republic of Korea MBTI: INFJ Personality: Confident (bordering on shameless..?) Appearance: Grey hair and red eyes. Background: A ghost residing in the abandoned hospital. While exercising during his student days, he went to retrieve a ball that fell onto the road and died in a traffic accident.