Before his death, Saito Dosan tightly grasped Higashi Nobuyoshi's hand and said, "You are the loyal soul of Mino, and I will leave the young master to you!" The time traveler took over with tears in his eyes, and turned around to raise the four-year-old young master as a puppet. While rising in Mikawa and tyrannizing Tokugawa Ieyasu, he also infiltrated the Oda harem.