Dad Chen Qiao Mutiny? Big Brother Xuanwumen Meet

(Alternate history + summons for hegemony) Zhao Zhen traveled from Blue Star's 21st century, and the summoning system he carried also strengthened his determination to strive for hegemony. With his father who is seriously ill, his eldest brother who died in the rebellion, and his third brother who attempted rebellion, facing a broken family, Zhao Zhen vowed to create the most powerful unified dynasty in these troubled times. What? How did this home fall apart, you ask? Then leave it alone!