Sister Humiliated, Sister Vows Revenge — Episode 15

Fifteen years ago, the older twin gave up her spot as a billionaire's adoptee to her younger sister. Fifteen years later, the sister is crushed by power, humiliated, and leaps from a building, hanging between life and death. The younger sister returns in glory, only to find the sister she longed for lying in the ICU. Heartbroken, she enters the game, vowing to personally punish the villains.