Continuing diaries, lives that cannot overlap, Ye Chen, did you regret it in the end? Regret that you met me, fell in love with me, regretted climbing on the wall that afternoon, regretted that the sun was just right that day, regretted not looking far away... I also regret, regret that I appeared in your sight that day. If not, would everything be different...
Concept: The pain of secret love