Nobunaga's Ambition: Taishi - Mount Tennozan Scenario

An additional scenario available for "Nobunaga's Ambition: Taishi." Who will gain control of the chaotic world that springs up after the death of Nobunaga Oda? Will it be Mitsuhide Akechi or Hideyoshi Hashiba? A battle for control of the land erupts in the vicinity of Mount Tennozan.