Sorry for a poorly written theory. I'm just putting stuff that pops in my head.
Even though there's many PV's of this song, the latest one is closest to the original. By that I meant by art style wise. While they all have the same color scheme (Black, White, Red, and Blue) and the same stuff happening, this one seems the official PV.
I cried on this one. Yes the song is sad and the lyrics are twisted with a graphic PV.
Summary: Read the lyrics it tells the whole thing.
Things I notice: The truck that killed the girl (Eventually the guy) had the word JIN on the front bumper. Jin is the composer of the song so he's the one who accidentally killed the girl. In real world wise he purposely kills her off to make the plot.
-When the pole fell on the girl, you see Miku and Kaito screaming what they just saw.
-The black hair boy, who possibly caused all of this shenanigan, cried when the boy kills himself. Why didn't that black haired boy cried when h