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That's right, it's a story about an ordinary village boy who went through hardships to become a teacher and kept making progress. One person and one cat travel through time and space to travel around the world, in order to pick up the meaning of life (cat life) from the old life, and get to know the family, friendship, and love in the past; and then travel lightly, pry open the door to the future, and walk out of a new world...