我虽然普通，但我妹妹是最强精灵 (Associated Names)

Story of: Although I am ordinary, my sister is the strongest elf [Technology vs. Magic] ➕ [Sister Control] ➕ [Brother Control] ➕ [Aloof Sister] ➕ [Single Female Protagonist] "I'm just a scientist, not as powerful as them. " Mu Yue stood on the ruins of a city So said. He studied science all his life,…