He fell from a tree at the age of seven and remained foolish for twenty years. Yuanfeng is known to everyone in the capital as the "silly young master". He is extremely handsome, but he spends his time chasing butterflies and poking ants and doesn't understand the world.
Su Zhi was a poor girl who was sold, first as a widow to be married, and then as a daughter-in-law for the official family. She thought that she was just a commodity in this life, but she didn't want to marry a fool and be treated as a human being - he gave her melted sugar, withered wintersweet, and a grasshopper with a broken leg, saying, "This is the best thing I have."
There is strife in the court, beacon fires at the border, secrets of the previous dynasty, and hidden troops in the west mountains. When Yuanfeng smashed the back of his head and regained consciousness, when Su Zhi's life experience was revealed and Fengpei appeared, the couple fought their way side by side through intrigues and weapons.
Wang Tiesheng went to war in the north, obsessed with it for half his life, and finally let it go; Yuan Qi spent twenty years in ruins, trying to atone for his sins with his life. But Yuanfeng and Su Zhi, from selling their girls in the snow to conquering the world, from being stupid and innocent to being important ministers of the founding of the country, never took a step back.
"She's worth it." This is what he said when he was stupid, and what he did after he sobered up.