but if that will be the reason for not giving his best. then he doesn't deserve the ace number in the first place.
eijun gave his best despite those challenges.. being mentally weak isnt a criteria for being an ace in my opinion
the Ace is given/entrusted to the person that could pick up the group even if it's in shumbles. that's why it is called an ace in the first place.
Grandpa hopefully will understand if he found out