A Mysterious Job Called Oda Nobunaga, Vol. 2 (light novel)

Arsrod manages to seize the Kanryuu Prefecture in an battlethat defies all common sense, making him the leader of one of the largest forcesin the country. And hes all but invincible, now that hes joined forces withKerala, who works as Akechi Mitsuhide. With no one to keep him in check, hesready to launch his next plan: A scheme to invade the imperial capital withHasse, the orphaned child of the previous king! But no one knows that Arsrodhimself is burdened by a certain secret...