The Mysterious Old Money Heiress poster

The Mysterious Old Money Heiress

2026 · Romance · 66 ep · ~2m
DramaBox

2.9M views on DramaBox · as of Jul 2026

Yuwon Group heiress Yoon Da-in hid her identity for 3 years for her boyfriend, Kim Woo-jin. But his greedy family treats her like trash, even tossing her priceless gift aside. Then, her rival Yoon Seol-ah steals her identity to take her place as the bride. Branded a fraud and kicked out, Da-in finally snaps. The charade ends here. It’s time to show them the true power of Old Money.

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What it is

Yuwon Group heiress Yoon Da-in hid her identity for 3 years for her boyfriend, Kim Woo-jin. But his greedy family treats her like trash, even tossing her priceless gift aside. Then, her rival Yoon Seol-ah steals her identity to take her place as the bride. Branded a fraud and kicked out, Da-in finally snaps. The charade ends here. It’s time to show them the true power of Old Money.

Where to watch

DramaBoxFirst 3 free · weekly pass afterchecked Jul 19, 2026

3 free63 paid · est. ~$13 to finish

Modeled estimate · checked Jul 19, 2026 · cheapest of coins or a weekly pass

Is it worth it? Full cost breakdown

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FAQ

How much does The Mysterious Old Money Heiress cost to watch?

Around $13 to finish on DramaBox, by our estimate.

The Mysterious Old Money Heiress — where to watch, episodes & cast | Short Drama Guide