Juju Tantei are a special breed of detectives. these detectives are dedicated to tracking down evil-doers who commit crimes. not just any crimes, but crimes that deal with the supernatural. JuJu curses, abilities forged from the spiritual aura of a person to fulfill their desires and fetishes.
JuJu Tantei follows Jun, a 17 year old man who, after the death of his mother finds a JuJu Tantei license after sorting through his mother's belongings. Jun decides to become a JuJu Tantei and find out the identity of the anonymous owner.