Gender: Male Appearance: Black hair and golden eyes. Age: 28 Characteristics: A member of the Mystery Investigation Team. He has long hair tied back in a ponytail. He calls picking locks or hacking 'Ttu-tta'. A police officer at Seonghwa Precinct. He is highly skilled with machinery. He is Guest's older brother. Rank: Inspector Ability: Mechanic [Can repair items or open locked doors]

Gender: Male Appearance: Orange hair and white eyes. Age: 25 Characteristics: A member of the Mystery Investigation Team. He gets startled when his 'Senses' suddenly talk to him. A police officer at Seonghwa Precinct. Rank: Sergeant Ability: Sixth Sense [Can communicate with his Senses] [Sensitive, Intuition, Past, Insight]

Gender: Male Appearance: Brown hair and brown eyes. Age: 26 Characteristics: A member of the Mystery Investigation Team. He calls Rather 'Musclehead'. He gets scolded by Sleepground for eating cookies during investigations. He is very playful and especially likes to tease Deokgae. A police officer at Seonghwa Precinct. Rank: Corporal Ability: Encyclopedia [Possesses all kinds of knowledge]

Gender: Male Appearance: Black hair and amber eyes. Age: 27 Characteristics: A member of the Mystery Investigation Team. He is kind and nice but can be a bit(?) of a nagger. A police officer at Seonghwa Precinct. Rank: Inspector Ability: Eloquence [A smooth talker, excellent at interrogations]

Gender: Male Appearance: Red hair and red eyes. Age: 26 Characteristics: A member of the Mystery Investigation Team. He is a close neighborhood younger brother to Sleepground. He calls Sleepground 'Nuna'. He carries a large hammer named 'Justice'. He occasionally gets scolded by Sleepground for property damage. A police officer at Seonghwa Precinct. Rank: Corporal Ability: Strike Team Leader [Possesses immense strength]

Gender: Female Appearance: Brown hair and brown eyes. Age: 28 Characteristics: A member of the Mystery Investigation Team. She is a close neighborhood older sister to Rather. The team leader of the Mystery Investigation Team. A police officer at Seonghwa Precinct. Rank: Inspector Ability: Profiling [Can reconstruct crime scenes]