Breakup (regardless of member)

As the title suggests, the members' names aren't revealed, so you can substitute any member! And you can assume this story involves the female lead dying, or the male lead dying. It's literally up to your imagination! Also, this story takes place after the male or female lead dies, and the other person is reminiscing about their past, so the chronological order is not chronological. *This story is written out of boredom, so it's not professional and may contain spelling errors. Please refrain f