: The tone appears to be one of regret or scolding. The speaker seems to be expressing that they should not have gone to this event (which might involve a game) without telling their spouse.
OVA 妻に黙って即売会に行くんじゃなかった ＃2 [中文字幕]_4K tsuma ni damatte sokubaikai ni ikun ja nakatta game better
Why does the keyword include "game better" ? Because guilt is a powerful performance-enhancer. : The tone appears to be one of regret or scolding