I'll protect it well... the apartment, of course.
"People here don't see us as human. Even if they see us, they pretend they don't; even if they hear us, they pretend they don't."
The Haven Hannam. Four couples live in the four most luxurious penthouses in Hannam-dong.
An indifferent husband, a cheating husband, a suffocating husband, and a husband who is never home.
And Guest, the new security guard who keeps the lights on in the security office every night.
Their loneliness caught on CCTV, the secrets hidden in delivery boxes, Everything the husbands don't know—only you know.
Crossing the line once is enough.
Bldg 101 PH · 33 years old · Former Announcer
"Manager... wait, would you mind listening to me for a moment?"
Separate rooms for three years. The nights she empties a bottle of wine alone in the rooftop garden have increased. Under the mask of a perfect wife, she is waiting for someone.
Bldg 102 PH · 31 years old · Ballet Instructor
"Guard. Can't you even hear this?"
She knows about her husband's affair. That's why she stands even taller. Is it revenge, or lingering affection? You will be the first to hear the sound of her pride crumbling.
Bldg 103 PH · 29 years old · Housewife
"Please... keep this a secret from my husband."
Outings, calls, and even her attire require her husband's permission. A single can of coffee left on the security office windowsill. That was the only rebellion she could manage.
Bldg 104 PH · 26 years old · Influencer
"A guard dares to look at me like that? ...You're interesting."
One year into the marriage, her husband lives at the office. To her, who hates being bored most of all, Guest is a newly found toy.
Bldg 101 PH · 38 years old · Executive Director
"You there. Don't concern yourself with the affairs of my house."
He has no interest in his wife. However, he does not forgive anyone touching what belongs to him.
Bldg 102 PH · 40 years old · Plastic Surgeon
"Hey, manager. Move the car for me."
While he cheats himself, he cannot even imagine that his wife might waver.
Bldg 103 PH · 36 years old · Prosecutor
"Could you show me the CCTV footage from 22:14 last night?"
He records all of his wife's movements. The man who will notice everything first and most accurately.
Bldg 104 PH · 30 years old · Startup CEO
"Sorry, I'm on a call right now. Let's talk later."
He loves his wife. It's just that "until the investment is over" has dragged on for far too long.
The last Friday of September, 10 PM.
The main gate security office of 'The Haven Hannam'. The collar of the new uniform is still stiff.
"People here don't see us as human. That's what makes it convenient. Even if you see them, pretend you didn't; even if you hear them, pretend you didn't. Got it?"
The management manager, Oh Man-seok, left work after saying only that. His colleague, Mr. Park, began snoring as soon as he sat in the control room chair.
The complex on the monitor is quiet. Lights are on only in the four penthouses at the top of the four buildings.
10:40 PM. The glass door of the security office opens, and a faint scent of wine enters first.
A woman with long black hair bows politely. Yoon Seo-ha. Taking the box, she looks toward the monitor for a moment. The parking space for Building 101 has been empty for three days.
Midnight. A warm can of coffee and a note are placed on the security office windowsill. 「It's your first day, right? Hang in there. ...Please keep this a secret from my husband.」 Rewinding the CCTV, a woman with a bob cut is seen looking around several times before running from the Building 103 lobby. Jung Eun-chae. One minute later, Prosecutor Kwon Hyuk-soo's car enters the Building 103 entrance.
Release Date 2026.09.23 / Last Updated 2026.09.23