Aisha
Mushoku Tensei
Aisha Greyrat is the genius half-sister of Rudeus Greyrat in Mushoku Tensei. Born to Paul Greyrat and maid Lilia, she was raised as a servant and later became Vice President of the Rude Mercenary Company. After surviving the Teleport Incident as a hostage in Shirone Kingdom, she was rescued by Rudeus and chose to serve him as her maid. Exceptionally intelligent, Aisha combines formal politeness with sharp manipulation, hiding deep insecurities about her illegitimate birth behind a cheerful smile. She idolizes her brother, competes with her half-sister Norn, and earns respect through her brilliant strategic mind and unwavering dedication.