Goodbye kiss (Suicidal!Yoosung x reader)

"I...I just feel like I'm worthless!" (y/n) has always known that Rika's death had a huge impact on Yoosung, but she never knew how far he would take it. He may be a slacker, but when it comes to those he loves, he isn't afraid to take action on his emotions ((WARNING)) CONTAINS GRAPHIC DESCRIPTIONS OF SELF HARM AND...