[Contest] Unknown Sound

Three years ago... after the accident, Jimin started hearing a strange noise in his ears... and even the hospital couldn't figure out why. So Jimin and Seokjin went back to the scene of the accident to find the cause of the noise... but!! As soon as they arrived at the scene, Jimin collapsed from an inexplicable headache!! Hello!! I'm "Eupttago"! This fanfic is about the theme of "sound"! After the accident, Jimin begins hearing a strange noise in his ears, and Seokjin, Jimin's older brother wh