Copywriting by a liberal arts student: David suspected that his daughter had been abducted by aliens, so he traveled through the dimensions of time and space, placed himself in the past, present and future, and experienced various tests of human nature based on his memory of reality.
Copywriting for science students: This article is based on Einstein's theory of relativity, the principle that space and time can transform into each other. The material world of different dimensions is transformed into each other, and the protagonist's consciousness space and psychological space promote the development of the plot.