Mi Nourose manages the Touch & Go! café at the Galactic Trade Organization headquarters, where protagonists Ascoeur, Q-feuille, and Di-air work as waitresses and ES member candidates. He also serves as head supervisor of their dormitory.

Masculine in appearance, Mi Nourose has light blue or purple eyes and naturally blond hair. He frequently wears multicolored wigs as part of his outfits and exhibits a strong preference for cosplay, consistently appearing in different costumes. His demeanor includes expressing affection, such as showing cuteness proximity when interacting with Di-air.

Primarily involved in comedic or supervisory roles initially, Mi Nourose's significance becomes more pronounced later. In episode 24, he appears in a position of authority aboard a spacecraft, demonstrating awareness and understanding of cosmic events involving space-frozen time, implying deeper importance within the story's universe beyond his managerial duties.