You are stretching this unnecessarily long it's starting to get boring.
Instead of this one point per chapter why don't you put this whole talk in one chapter.
The MC's attitude now looked like a complete idiot, even though he knew that trunks had only come to the past to help, and that he was not to blame for anything, he simply attacked the boy for simply not accepting that he died and that everyone has to move on.
if I were the protagonist, I would have already taken the dragon balls, kidnapped kami and picolo, destroyed the earth, and then made a wish to recover only the good people or those who have no desire for world domination or destruction