Tokyo Revengers Manga Spoiler - Enter at your own Risk

So... what a fucking way to die, first of all. But like, these were his last moments. He must have been so confused and frustrated like... He has no actual reason to believe in time travel. So from his pov it's like this: Takemichi steals his girl, endeavors to crush everything he works for for no apparent reason, and then starts babbling about... time leaping??!? What must have been going through his mind.