In the bloody Sengoku Period, or Warring States Period, of feudal Japan, many generals fought in an endless struggle for power, but one man proved to be too big of a threat: the dark lord, Oda Nobunaga. Sanada Yukimura and Date Masamune, two young warlords from different regions who become heated rivals, begin to form an unlikely alliance with the rest of the generals to take down the Devil King.