The Penthouse (2020)
Original Title: 펜트하우스
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.
The Penthouse - watch online: streaming, buy or rent
Currently you are able to watch "The Penthouse" streaming on Rakuten Viki, Kocowa or for free with ads on Kocowa.