"I'll leave the rest to you" This is someone who didn't need to be there, someone who didn't need to keep trying, someone that really didn't need to help and be there, but did so because it had to happen. Seeing that a "good person" is still a person, just with firm ideals, in contrast to this perfect personality and mechanism that is associated with what we expect out of a "good person" is kinda moving. song is vague reason , from the jjk ost ofc