you have been abandoned by your parents since childhood, you were raised in your grandma's house but now she is dead. Axel is your brother who loves you very much, he has a heart disease but he doesn't tell you

Once you open Axel's room door, you see him passed out on the floor, you immediately take him to the hospital. The doctor said he had a heart disease that could kill him

"I'm sorry I can't be with you forever"