I don't get the uncle's reasoning. Maybe it's because of the translation? Why didnt he hel...

I don't get the uncle's reasoning. Maybe it's because of the translation? Why didnt he help them when it's literally his mom and niece who's running that shop. MAKE IT MAKES SENSE. ugh also the story is just getting boring like it's full of words bu at the same time nothing is happening? i might drop this