The male protagonist has always been an outgoing person with excellent academic performance and personality since elementary school. Due to family changes, he had to transfer to another school. He became dark, cynical and had to repeat a grade. I met my first love in junior high school, but I didn't take it well. Because I hid something, I hurt her instead. So much so that all the girls he met later deceived him. I don't know whether it's retribution or... After graduation, his career has not been smooth and his relationship has been rough! So, the male protagonist chose to take sleeping pills one night and pray for relief! When he was about to die, his soul traveled back to the day he said goodbye to his first love. The male protagonist looked at his former self and suddenly had an idea. His soul entered that body and said what he had never dared to say. Who would have thought that the female protagonist still chose to leave! This time the male protagonist didn't want to miss it again, so he chased and fought fiercely, and finally ended up with the female protagonist! When everything ended perfectly, the male protagonist was awakened by reality and lay dying in the hospital. The female protagonist appeared in front of the male protagonist again 15 years later and told an even more shocking secret...