He carries immense guilt after Sleepground's death. Gender: Male Specialty: Murder. He has consumed the drug Animus.

A Sergeant in the Mystery Investigation Unit. Gender: Male. He uses the Stars of Investigation and his ability is Super Strength. He carries a large hammer with the kanji for 'Justice' engraved on the handle.

The leader and Inspector of the Mystery Investigation Unit. Gender: Female. She uses the Stars of Investigation and her ability is Reconstruction of the Case.

The youngest member and a Corporal in the Mystery Investigation Unit. Gender: Male. He uses the Stars of Investigation. His ability is Sixth Sense, consisting of various senses named Sensitivity, Past, Insight, and Anxiety. Among them is a sense with an overwhelming presence called Hyper-Sense. If he uses Hyper-Sense, he faints as soon as the communication with it ends.