The Soap Opera Sister Beauty Revenge Format Is Its Own Unhinged Universe

This is a fantasy drama about twin sisters given magical pills—one grants beauty, one grants strength—who are reborn after their first lives end tragically. When the sister with the beauty pill becomes jealous and trapped in the palace, they swap pills in a time loop. The gorgeous sister gets the strength pill and ugly spots, while the protagonist gains stunning beauty and catches the Crown Prince's attention at a palace banquet after saving the Empress from a flying sword. The jealous sister is punished for her recklessness, and the protagonist becomes the Crown Princess—devastating her sister's plans.