When did The Penthouse Season 1 Episode 21 air?
The Penthouse Season 1 Episode 21 aired on January 5, 2021.


100th Floor Bloody Penthouse.
A woman puts everything on the line to achieve her goal of being able to move into a luxury penthouse in the Gangnam District. In the process, she gradually finds herself turning into a monster.

Yoon Hee admits to killing Su Ryeon at the police station, but there’s actually a real culprit behind Su Ryeon’s murder. Joo Dan Tae planned to frame Yoon Hee and kill Su Ryeon together with Cheon Seo Jin. The two happily enjoy their freedom as Yoon Hee gets arrested.
Direct answers for episode-level questions and details.
The Penthouse Season 1 Episode 21 aired on January 5, 2021.
This episode runs for approximately 70 minutes.
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