Modern remake of the Kaiki Daisakusen / Operation Mystery tv show. A special unit called SRI (Science Research Institute) is investigating mysterious cases.

Misaki Kanon is a young woman who comes to the big city with dreams of becoming a singer. At first everything goes well, she falls in love and works towards her dream. But then her boyfriend betrays her and Kanon loses her faith in people and sight of her dream. Once upon a time, as a small child in a remote mountain village where the Daimajin rests, she sang the song of prayer. Now she has to regain her song to find herself and maybe save the world too. A mysterious man from the village is searching for her so that she may help him and his comrades when the time comes.

Detective Ukyo Sugishita confronts crime on the basis of his own convictions. He has a partner that works for him in the Special Task Unit. For the first 7 seasons, Ukyo’s first partner is Kaoru Kameyama. He is a good-natured, hot-tempered, straightforward and somewhat scattered detective. Beginning in Season 8, Takeru Kanbe replaces Kameyama. Contrary to his predecessor, Takeru is a lanky, cool, conceited and confident detective. From Season 11 to Season 13, Ukyo’s partner is a young detective Toru Kai. Toru is a son of Deputy Director-General of The National Police Agency. But he became a detective by his own effort. And starting with Season 14, Ukyo’s current partner is Wataru Kaburagi, an elite bureaucrat who came to the Metropolitan Police Department on temporary assignment. As the first partner without any career of a police officer, he will face challenging cases together with Ukyo.

A young man who showed little promise while a high school student becomes a master detective, just like his grandfather.