The Sweetest Substitute, Forever His Only One（DUBBED）
The Sweetest Substitute, Forever His Only One（DUBBED） is a 90-episode happy-go-lucky short drama streaming in English on Dramaflix — every short series from 35+ platforms for just $12 a month.
Where to watch?
Dramaflix is the better dealPay $2.99 less per month with Dramaflix: the short series of 35+ platforms, including DramaBox, in one plan.Save $2.99 a month
Plot
Switched at birth, Rhea Roth grows up in poverty and is finally brought home at 19. Her family brings her back only to force her to marry a man believed to be dead, in place of the fake heiress. Everyone assumes her life is over—but the powerful man, who is supposedly dead, is very much alive.
Frequently Asked Questions
Where can I watch The Sweetest Substitute, Forever His Only One（DUBBED）?
The Sweetest Substitute, Forever His Only One（DUBBED） streams in English on Dramaflix; its source platform is DramaBox. A Dramaflix subscription covers every short series from 35+ platforms.
How much does it cost to watch The Sweetest Substitute, Forever His Only One（DUBBED）?
On Dramaflix, The Sweetest Substitute, Forever His Only One（DUBBED） is included in a single $12/month plan that covers all short series from 35+ platforms. Watching it on DramaBox alone costs $14.99 a month — Dramaflix is $2.99 cheaper per month.
Is The Sweetest Substitute, Forever His Only One（DUBBED） on Dramaflix?
Yes, The Sweetest Substitute, Forever His Only One（DUBBED） is in the Dramaflix catalog with all episodes available in English.
How many episodes does The Sweetest Substitute, Forever His Only One（DUBBED） have?
The Sweetest Substitute, Forever His Only One（DUBBED） is a short (vertical) mini series with 90 episodes in total.
What genre is The Sweetest Substitute, Forever His Only One（DUBBED）?
The Sweetest Substitute, Forever His Only One（DUBBED） is a happy-go-lucky short drama (Happy-Go-Lucky, Love After Marriage, Stand-in, Modern).
Is The Sweetest Substitute, Forever His Only One（DUBBED） dubbed or subtitled in English?
The Sweetest Substitute, Forever His Only One（DUBBED） is available on Dramaflix with English dubbing and/or English subtitles.
What is The Sweetest Substitute, Forever His Only One（DUBBED） about?
Switched at birth, Rhea Roth grows up in poverty and is finally brought home at 19. Her family brings her back only to force her to marry a man believed to be dead, in place of the fake heiress. Everyone assumes her life is over—but the powerful man, who is supposedly dead, is very much alive.
Streaming info last updated: September 17, 2026
Similar short dramas
See all →
56 episodes 
56 episodes 
65 episodes 
69 episodes 
90 episodes 
80 episodes 
100 episodes 
93 episodes 
65 episodes 
81 episodes 
86 episodes