The Mysterious Old Money Heiress

The Mysterious Old Money Heiress follows Yoon Da-in, a hidden billionaire who endured three years of humiliation for love, only to be discarded like trash. After sacrificing her status for Kim Woo-jin, she faces a brutal betrayal when her rival steals her identity to claim her rightful place as the bride. This high-stakes revenge drama escalates as Da-in is branded a fraud and cast out by the very family she tried to help. But the charade ends now. With her true power finally unleashed, she prepares to reclaim her throne and destroy those who crossed her. This trending short drama delivers an intense emotional hook and a satisfying payoff for fans of the genre. If you love a fast-paced mini drama with sharp twists and satisfying identity reveals, this is a must-watch series.

Synopsis from Melolo.