Kamijo Reiko and Ozaki Kensaku, an aspiring accountant, visit Kakunodate in Akita Prefecture for the renovation of public facilities. A series of murders occur there. Strangely, before and after each incident, Kensaku witnesses a terrifying Namahage. The Namahage are said to be messengers of the gods who punish bad people, but are they the serial killers? Eventually, a great evil that preys on public works emerges... Following the incident, Reiko visits Lake Tazawa, Kakunodate samurai residences, and Shinzan Shrine, where the Namahage dance is dedicated. (Source: Japanese = TBS || Translation = MyDramaList)