Sigh, again people are hating on kids, expecting them to behave like adults and also be sick enough in the head to put the blame of their father and ancestors on them.
My comment may be inflammatory, and I apologise for that, but seriously, you guys take it too far in hating a kid that is likely just experiencing his first love.
You guys behave like those idol loving maniacs right now.
And to begin with, we don't even know if they were doing anything that related to the protagonist at all (other than perhaps planning to ask her about the production method so more people could be helped).