This film is adapted from the best-selling novel One Day by British writer David Nichols. Like the growth education that took place in the 1960s, one day it had a strong background of the times. The starting point of this romantic tragedy story is 1988. Emma (Anne Hathaway? ) and Dexter Dexter (jim sturgess? They met for the first time, for an agreement, and for the next 20 years, they met at a specific date and place every year, just to meet and talk about each other's lives.