Live edition Vol. I · No. 25 Thursday, 18 June 2026
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DRAMABOX
66 EPISODES
HD · 9:16 · 24fps
Romance · completed

The Mysterious Old Money Heiress

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.

★ 8.0
Rating
66
Episodes
90s each
DramaBox
Platform
2026
Released
DramaBox
ROMANCE · 66 EP
The Mysterious Old Money Heiress
★ 8.0 · completed
DramaBox · Editorial entry
№ 01Cast
2 cast members
№ 02Episodes
66 episodes total

The Mysterious Old Money Heiress spans 66 episodes, each 90 seconds long, shot in vertical 9:16 for mobile viewing. The short episodic format compresses narrative around cliffhangers — every episode ends on a break that pulls you to the next.

Streaming exclusively on DramaBox.

№ 03Where to watch
DramaBox

The Mysterious Old Money Heiress streams on DramaBox, a vertical micro-drama platform available on iOS and Android. Typical access: first episodes free, subsequent episodes unlocked via coins (~$0.99 / 50 coins) or monthly subscription.

№ 02Recommendations
Watch next
FAQFrequently asked questions

How many episodes does The Mysterious Old Money Heiress have?

The Mysterious Old Money Heiress has 66 episodes, each running approximately 90 seconds.

Where can I watch The Mysterious Old Money Heiress online?

The Mysterious Old Money Heiress streams on DramaBox.

Who is in the cast of The Mysterious Old Money Heiress?

Lead cast: Ha Jun, Jeong Ye-in.

Is The Mysterious Old Money Heiress free to watch?

DramaBox uses a typical freemium model: first episodes free, subsequent unlocked via coins (~$0.99 / 50 coins) or subscription.

What is The Mysterious Old Money Heiress about?

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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