the penthouse season 3: hidden room – the beginning of the end is a South Korea drama released in 2021 rated 8.1/10 with 1 episodes. This documentary series has been watched by 1,169 viewers.
Key Details
| Country |  South Korea |
| Genre | Documentary |
| Year | 2021 |
| Episodes | 1 |
| Duration | 01:14:00 |
| Rating | 8.1/10 |
| Main Cast | Jang Do Yeon, Jo Jung Shik, Kim Hyun Soo, Kim Young Dae, Han Ji Hyun, Choi Ye Bin, Lee Tae Vin, Kim Do Hyun, Kim Jae Hong, Kim Dong Kyu |
| Type | Special |
| Content Rating | 15+ – Teens 15 or older |
Plot & Analysis
Story Overview
A special broadcast featuring the Hera Palace kids and the three secretaries. The special episode will include a segment analyzing the kids of “The Penthouse” with behind-the-scenes talk, discussions of who is most likely to do a certain action, and a look into the actors’ actual singing skills. In addition to the “Penthouse Youth Theater” segment, which will go over and organize the story from the first and second seasons, the three actors who play the secretaries on “The Penthouse” will share casting stories, interesting behind-the-scenes moments, and their unique talents. Furthermore, actors On Joo Wan, Park Ho San, and Ahn Yun Hong will be revealing information about their mysterious characters in season 3. Not to mention, never-before-seen clips from the new season will also be revealed. (Source: Soompi)
Critical Reception
the penthouse season 3: hidden room – the beginning of the end has received excellent reviews with a rating of 8.1/10 based on 405 ratings. It is ranked #1,751 in popularity.
Frequently Asked Questions
What is the rating of the penthouse season 3: hidden room – the beginning of the end?
the penthouse season 3: hidden room – the beginning of the end has a rating of 8.1/10 based on 405 ratings.
How many episodes does the penthouse season 3: hidden room – the beginning of the end have?
the penthouse season 3: hidden room – the beginning of the end has 1 episodes, each approximately 01:14:00 long.
What genre is the penthouse season 3: hidden room – the beginning of the end?
the penthouse season 3: hidden room – the beginning of the end is a Documentary drama from South Korea.
Who are the main actors in the penthouse season 3: hidden room – the beginning of the end?
The main cast of the penthouse season 3: hidden room – the beginning of the end includes Jang Do Yeon, Jo Jung Shik, Kim Hyun Soo, Kim Young Dae, Han Ji Hyun, Choi Ye Bin, Lee Tae Vin, Kim Do Hyun, Kim Jae Hong, Kim Dong Kyu.
When was the penthouse season 3: hidden room – the beginning of the end released?
the penthouse season 3: hidden room – the beginning of the end was released in 2021 in South Korea.
Data sourced from publicly available entertainment databases. Last updated: April 13, 2026.