Am I Actually the Strongest? manga volume 3 features story by Sai Sumimori and art by Ai Takahashi.

After discovering that the one after his sister Charlotte's life is his own birth mother, Queen Gizelotte, Hart decides to confront her directly. What will happen when mother and child come face to face for the first time in ten long years? And to add insult to injury, Hart is being forced to attend school in the royal capital, so how on earth will he get out of this one?