A first-hand account of the Tokyo Metropolitan Police beat following Jake Adelstein, an American journalist who embeds himself into the Tokyo Vice police squad to reveal corruption. Based on Jake Adelstein’s non-fiction book of the same name.

Set in the 19th century, "Moeyo Ken" follows the life of Toshizo Hijikata. He was the vice-commander of the Shinsengumi and fought against the Meiji Restoration.