Hiroto Miyama is an unconventional young lawyer who dances to his own tune and gets a little obsessive. For one thing, he's only interested in criminal cases, and he will never give up in his pursuit of the truth even if offers only a 0.1% chance of being discovered. Japan's 99.9% criminal case conviction rate leads the world, attesting to a "highly reliable" judicial system. In other words, once a crime suspect is indicted, prosecutor arguments tend to be accepted hook, line and sinker.