Its alright, Matu, if you ever see this, you made me laugh...
edit; The mc is trying to hard to be "incompetent" If he is 'so powerful' regardless, of status, he should be able to protect his people. even showing the slightest mana would benefit both him and his mother. The mother is already in a tight position being a concubine + an ex servant of the current queen. there would be a possibility that the queen might attack the mother at any given moment forcing the Mc to show
An S-ranked Party’s Burden Tamer, I Awoke My True Power by Having My Familiar Killed ~The Exiled Tamer is Actually the Only Necromancer in the World. Unknowingly Becoming the Strongest While Enjoying this Excess Power~