In 1863, when Americans warships approach Japan, a enigmatic ronin becomes a important figure in a complex game of power between the Shogunate and the empire.In 1863, when Americans warships approach Japan, a enigmatic ronin becomes a important figure in a complex game of power between the Shogunate and the empire.In 1863, when Americans warships approach Japan, a enigmatic ronin becomes a important figure in a complex game of power between the Shogunate and the empire.