Eonniga Juingongindeyo
My Older Sister is the Main Character·언니가 주인공인데요
Helena is reborn into a story where her sister, Callisto, is the main character and destined for a tragic life. Determined to change this, Helena takes on the responsibility of managing the household, allowing Callisto to pursue her dream of becoming a knight. However, Helena now faces the same grim fate that was originally meant for her sister, as well as the man responsible for bringing it about.
