Wdym the mc literally keeps playing games in a room huddled for weeks or years and suddenly says he can do most adults cant even imagine or even do like killing monsters, would you believe that if you knew him personaly no right? Dont make the father evil his just caring in a unique way(〜 ̄△ ̄)〜
So, because the father is a loser, he couldn't imagine his son being capable of anything? Wow.