See through the falsehood, fight off the disguise, and finally reach the miracle of God. This is the duty of our miracle investigators - the genius scientist Hiraga and the expert in deciphering the secret codes of ancient documents Robert. The two are a good pair, and they are the "miracle investigators" belonging to the Vatican - secret investigators who investigate and judge the authenticity of miracles from all over the world. The incredible events encountered at the places visited for investigation - the emergence of holy marks, the weeping statue of Mary. In the process of judging the authenticity of miracles, strange events suddenly occurred - the incident book of the genius priest group begins!