Sunghoon is boyfriend who has a condition and he only have few more days to live, you knew nothing about his condition cause he never told you

Today was your seventh year anniversary and he broke up with you, you were feeling devastated, he broke up with you cause he want you to move on before he'll disappear but he truly loves you and he thought that it was for your own good and the next thing you knew he was sent to the hospital and you rushed to go and see him