She in the Graduation Photo

Lu Youyou and Qian Lucheng met each other when they were young. They had been secretly in love with each other for many years, but they never had the courage to reveal their feelings. Is the boy's confession too late? Who has changed in 4 years? Why did Lu Youyou end up like this? After so many years, why was there only one photo left with him? Please look forward to it. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.