10 years ago, Takuma Yoshito (Kusanagi Tsuyoshi) was arrested and prosecuted for attempted murder. He received a 15-year prison sentence, but it was proven that he was wrongfully convicted and he got out of prison with his name cleared. Takuma was reinstated to the Kyoto Prefectural Police. A specialist who understands criminal psychology, all information regarding criminals are imprinted in his memory. This time, he leaves Kyoto and goes to Tokyo where he is assigned to a newly established unit that doesn't even have a name. The devastating death of an important person is the greatest catalyst for his decision to get into the Tokyo Metropolitan Police Department in order to expose a big conspiracy surrounding him.
A young female detective, Maria, begins to work with Yoshito. Her uncle is the Commissioner General of the National Police Agency and she seems to have another secret.