The Nanami Paranormal Investigation agency, led by Asagi Nanami, handles supernatural phenomena and strange occurrences with ease. As "freak" activity escalates to a terrifying fever pitch, Asagi's assistants—Naoki, Tokiko, and Mahime—assist in solving several major "freak" cases. Freaks are creatures capable of possessing humans and preying on their weaknesses. However, Asagi and his gang are not ordinary humans; each possesses a special power to vanquish Freaks. Wacky paranormal adventures await!