Gu Zhen once devoted half his life to his family, only to see through the schemes of those around him in times of adversity. Through a miraculous encounter, he returned to 1977 carrying a portable space loaded with supplies. Facing his family's biased arrangements, he resolutely chose an independent life, guarding his sister Gu Ling and supporting her in studying. Relying on years of experience and space resources, he started from a rural courtyard, resolved numerous difficulties, grasped the opportunities of the era, and opened up a life controlled by himself.