Movies Similar to Mother-in-Law, I'm Coming

The White Room - Ten Secrets(2021)

Is it a bad thing to have and like a lot of sex?' A woman with paraphilia is locked in a white room. In that room, the woman opens up about the turbulent sexual experiences she has had so far... Her paraphilia started from a trauma she had as a child As she becomes an adult, she is transformed into a form of sexual intercourse beyond imagination, and her ten hidden secrets are revealed.

Bad Mom(2023)

Young Sister's Taste(2023)

Mi-na, who enjoys a business trip massage at her house, admires the skills of the new business trip massage therapist, Hyeon-goo, and decides to introduce Hyeon-goo to her close younger sister, So-hee. At first, So-hee, who was reluctant to meet Hyeon-goo, fell for his massage skills. Then one day, Mi-na made a new proposal to So-hee and Hyeon-goo...

Sweet Sex(2017)

A famous patissier and his women enjoy work and sex. Neung-geum has dreamt of being a pattisier. She stops supporting her boyfriends school bills. Woo-hyeon is a famous dessert patissier and he has secretive sex to get secret recipes but to him this is just a way to find sweetness. Neung-geum learns how to make dessert from Woo-hyeon. What kind of sex will they have today? What flavor?

My Friend's Nice Mother(2017)

Twenty-year-old Soon-jae has a young mother named Ji-yoon that's like a sister to him. Right next door live a mother and son the same age as them; Ji-yoon's friend Yeong-joo and her twenty-year-old son Jae-yeong. The sons fall for each others' mothers.

Swapping: My Friend's Wife(2016)

Seong-sik became stays at home while his workaholic wife Hye-joo works. Next to them, Seong-ki's friend Joon-seok and his wife move in. Seong-sik learns how to do housework from his friend's wife Eun-yeong. At first they hit it off but that soon turns into an affair and when Joon-seok and Hye-joo find out, they also start cheating on their spouses...

My Friend's Husband(2017)

Ji-eun was having a hard time because of her different taste in sex with her husband. She talks to So-hyeon next door about this and she suggests and new kind of 'sex therapy'; to switch husbands for a week.

Love and Affair(2011)

Eun-kyeong introduces her elementary school friend Mi-hee, whom she met after a long time, to her boyfriend Ji-hoon. Mi-hee, who is currently dating a married man, feels attraction to men who are in relationships. One day, they get a chance to be by themselves in the car and she tries to seduce him. He makes her promise that she won't tell Eun-kyeong and wants her too. They meet again a few days later and promise to continue meeting up, enjoying their secret affair. She looks at him with pleasure, at the way he's surprised at the phone call from Eun-kyeong and is blabbering away an excuse. Ji-hoon completely falls for Mi-hee but she tells him goodbye for the sake of Eun-kyeong. Unable to accept this, he goes after her...

Love Lesson(2013)

Korea's most popular song writer Hee-soo runs into a nineteen-year-old boy in the elevator. Hee-soo is inspired by a new song watching him shake at her figure. She starts to tell him about women under the excuse that she's teaching him music. They fall for each other but things get complicated when her life teacher, Joon-ho who taught her about life and music comes back.

Kiss and Kill(2017)

A reckless night of indiscretion and lust leads a woman into the dark world of blackmail and murder. When revealing photos of her sexual tryst unexpectedly surface, Katy is forced to submit to whatever her tormentors desire.

Panty House(2021)

Yeon-hee comes to Jin-woo with a smile and buys alcohol. Jin-woo Yeon-hee, who pretends to be bright, thinks it's strange, but it fits everything. When she finds out that Yeon-hee has broken up with her boyfriend, Dong-jun, her heart goes haywire. Yeon-hee, who is drunk with her, confuses Jin-woo with Dong-jun and kisses him, and Jin-woo is unable to push Yeon-hee, whom she liked in the past. Na-young knows that fact of her and confesses her own heart to her courage.

Panty House 2(2021)

One day, Woo-hyeon's girlfriend Mi-yeong, who abandoned him, suddenly visits him. She only sees her anger towards Mi-young, but she cannot turn away from Mi-yeong, who looks difficult, and takes her into her house. However, she soon takes her heart and throws her away, but it gets harder for her. Then, Bora comes to Woo-hyun and comforts her. Confessing her heart...

Let's Go To Rose Motel(2013)

Seong-soo hasn't had any physical contact with his girlfriend yet after 6 months of being together so he's always excited to see her. One day, Seong-soo succeeds in getting Min-ae into Rose Motel. When he is about to shower, Seong-soo discovers a small hole in the wall leading to the next room and watches the couple next door having intercourse. Seong-soo continues to watch out of curiosity but realizes he just watched celebrity Sara giving sexual favors to a big shot politician...

A Secret Experience of Delicious Sex - Director's Cut(2017)

A very special fountain pen allows the writing of its user to come to life. From the power of the pen rises a naked woman to fit the imagination of the writer.

Young Older Sister-in-Law(2018)

Baek-ho lives in his brother's house and he's a jobless man with his mind in the gutter. He steals his in-law's panties for his own pleasure. One day he is caught.

My Young Master(2019)

Seon-yeong's husband cheats on her, which she endures until her younger brother-in-law comes to stay. After a series of events, she seduces him and decides to divorce her cheating husband and runaway with his brother.

Age 19 Rated Affair: A Secret That Can't Be Told(2016)

Two women start living with a man who lives alone. The women introduce themselves as sisters looking for their long lost father and they start to seduce the man. Actually, these women are a serial killing duo who only target men who live alone. In the end, the man loses his life. While they are celebrating, a boy calling himself the man's brother, appears in front of them one day. He looks and sounds just like the man but has a completely different personality and he's nothing like the two women has ever seen before.

Mother's Lover 3(2019)

Ji-ye gives up the rights to all inheritance to her stepmother after her father dies, and cuts herself off after she is given the expenses to study abroad. One day she hears from her aunt that, according to the will, she might have rightful joint ownership to a house that costs 40 times more than it originally did. Ji-ye and her sex partner, Do-sik, visit her stepmother to make amends. Her stepmother already has a boyfriend, and Ji-ye changes her mind to get rid of the disclaimer that she signed. However, it is nowhere to be found and Ji-hye is attracted to her stepmother’s boyfriend...

Beauty Salon: Special Service 3(2019)

In a deserted salon, female hair designer Se-jeong quits, and the salon is at risk. Jeong-soo, the owner, takes measures to overcome this hardship! He hires special male designers with 'special services'. Lonely women in the neighborhood soon hear about this, and start swarming into the salon.

Affair Is a Business(2022)

Yeong-soo marries Mi-ran to have a house. He wants to divorce Mi-ran when their marriage is not smooth due to poor compatibility. Yeong-soo tries to attack Mi-ran's employment through Se-ri's introduction, but Mi-ran finds out who Joon-ho is and makes a counterproposal to him. Joon-ho is going to attack Yeong-soo using another sex master, Mi-mi.