Modern medical student Chen Bei accidentally gets electrocuted and travels back to 1972, becoming a despised down-and-out educated youth in Qingshan Village, starting right in the middle of a messy situation where he tried to drown himself by jumping into a river. He accidentally unlocks his portable pet turtle's divination ability, which can foretell good and bad fortune. Relying on his hindsight, he gathers agastache to save villagers suffering from heatstroke, warns about the collapse of the cattle shed to preserve collective property, bravely rescues the supply and marketing cooperative director's daughter, and even picks up a pen to write martial arts novels for submissions to achieve a counterattack. Step by step, he transforms from a poor educated youth despised by everyone into a capable man in the village, also winning the heart of the village belle Su Xiuxiu, and their affection grows stronger.