Modern young man Zhou Muyun travels back to Beijing in 1970. Faced with the complex situation at home, he takes the initiative to sign up to go to Heilongjiang Province to work in the countryside, accidentally activating the Heavenly Reward for Diligence system and unlocking the portable space as a cheat. Relying on the system to practice Chinese martial arts and study medicine, he secretly hoards various supplies, calmly deals with interpersonal conflicts and heavy labor during the educated youth years, emerges from the logging yard, and seizes the opportunity of the old village doctor's departure, step by step walking out a comfortable and stable survival counter-attack path in the hardship-filled 1970s.