Bullied My Sister, Regretted It Forever

Bella, General of the Northland, attends her younger sister Ada's engagement party, but is looked down upon for wearing the janitor's uniform she wore while on a mission. Ada stands up for her, while Bella teaches Ada's fiancé and his family a lesson, and introduces a better man for Ada. Later, Bella and Ada each encounter the parents who abandoned them years ago, and Bella makes them live with lifelong remorse.