Shinjurou Yuuki: The Last Great Detective...or the "Defeated Detective", depending on who you ask. With a love of mysteries and a knack for solving them, the young man's prodigious talents have made him the target of some less than savory people in a near future Tokyo. What's worse, his fellow policemen are not even on his side! With only his quirky assistant Inga, Yuuki must evade friend and foe alike in order to finally prove that he's the best!