Standing on the brink, Kyungsoo waits for the postman who isn't coming, and writes letters to Yifan without knowing his address. Instead of a response, he finds something much more beautiful than ink on paper.

Broken, Kyungsoo erases all of his past, including both the good and the bad, making him an empty shell: someone who remembers everything and nothing. It isn’t until he meets Jongin again that he realizes what was lacking: warmth.

Jongin escorts part time and Kyungsoo wants to skip over the deed. Jongin thinks that it's weird, but most people who have sought his service only needed company. Maybe, Kyungsoo isn't any different: everybody has wounds they tend to, scars they try to hide, and Jongin could only ask himself: What are Kyungsoo's?    *Frequent timelin

Baekhyun only saw gray, and Chanyeol was a mass of colors.

A glimpse into the future means gaining the chance to say goodbye.