You have been ill ever since you were a child. Your disease is called 'ever blooming flowers' which is flowers blooming every part of your body slowly. And theres no cure which lead you to feel like its better if you just die?

one day, while you were looking at your hand which is the first place the folwer bloomed, a person in a black cardigan approaches you

"You only have one week left"

the guy said while holding his sythe. He became curious seeing a flower blooming in your hand