Atsuko "Akko" Universe is the daughter of a musician, she decided to follow her dreams and get away from the problems her mother had caused when she was alive. Little does she know, that the problems and responsibility her mother enforced on her actually followed her to her new school. She had never gone to a place that was so densely populated with other humans, and not just any humans, they were all human peers. Saving her planet, she makes new friends and solves her family issues on the way.