Ethan Wright transmigrates to ancient times as a wastrel. He faces debt, with wife Lila Wright as collateral. To protect his wife and pay debts, he uses modern knowledge for fish, sugar, steel. He rises to Xiaowang Village's backbone. Facing oppression from Caleb Lowe, Liu clan, Ethan breaks deadlocks with wisdom, technology, courage. He leads villagers to run businesses, open salt trade routes. He wins back his wife's heart, giving the village strength to not be bullied.