Innate peak internal energy of one million

"System prompt: Congratulations to player Katsumi Barlow for his successful return. The mission 'Alchemist's Mansion' has been completed, and the final completion degree is ten stars!" What? finished? And the completion degree is still ten stars? Although Katsumi Barlow had known for a long time that the mission in the Alchemist's Mansion would only be truly completed after he successfully returned to the academy. However, this degree of completion is not the one star that he thought before,...