The Throne of the Reborn Sister

After rebirth, he vowed to tear up the cannon fodder script with his own hands. In his last life, when he returned, he only saw his sister's fallen corpse. In this life, he returned to the eve of his sister's separation. He will kill the opponent who steals the family property in advance; the "friend" who betrays his sister, he will ruin his reputation. As for his dearest sister - this time, he will protect her throne.