100 Brides from the Start: I Rule a World in Turmoil and Famine

[Hunter + Farming + Becoming a King + Hegemonic Ambitions + Talented Heroes from Ten Kingdoms + Rural Life + Exhilarating Payback + Military Generals + Never Leaves a Grudge Until Tomorrow] What? I was just reborn, and I've already been given a wife? And I've even been bound to a System? But then I'm told that the dynasty is surrounded by wolves, with enemies launching attacks, vassal states turning against the court, and unrest along the frontiers. At home, the court is in turmoil, factions are locked in power struggles, and corrupt officials run rampant. With threats both inside and out, the dynasty could fall at any moment! What am I supposed to do?