Min-gyoo, who made a lot of money with real estate, got married early and has a son who is less than 20 years old. But his son brought his daughter-in-law, saying he was getting married this time.

Tired of married life, the husband turns to his brother-in-law family who is staying at home an a long business trip. The husband, who only washed his fingers for no reason, attracts Casanova to encourage his brother-in-law's affair. In addition, he planned to lay down his brother-in-law's house as bait, but as things went wrong, his wife fell into Casanova's hands. The husband can't let go of his anger. When he confessed that to his sister-in-law and threatened to divorce, she said she would do anything for her good sister. The husband, who suddenly got a double income, slowly zips down, hiding his joy.

Middle-aged couples in the lower house keep losing sleep due to the noise upstairs where a newlywed couple spend hot nights together. The level of noise always escalates, and the man downstairs who can't bear it anymore runs and knocks on the door, but the newlyweds became silent. Middle-aged couples who want to have their revenge had sex with their own loud voices, but they can't fool their age. She's mad at the guy who's been knocked out before he even reaches his peak. The war of nerves between the two couples is getting fierce.

My sister-in-law's raunchy hobby A lonely goose father (a man who sends money to his family abroad) takes special interest in his sister-in-law's hobby My sister-in-law's secret part-time job Seon-mi lives with her sister and works a secret part-time job in order to pay rent. One day her brother-in-law comes in as her guest... My sister-in-law's hidden past Gwang-wook is shocked to see his sister-in-law during his fifth year of marriage. She hasn't changed since he loved her five years ago.

Jeong-jin who happened to visit a female junior's house, falls in love at first sight with Hee-seong's mother, Mi-joo.

High school classmates So-ra and Ha-neul go to a pension with their boyfriends Sang-woo and Si-hoo. On the first night at the pension, So-ra's drunk boyfriend Sang-woo enters the wrong room and ends up having sex with Ha-neul. Meanwhile, So-ra, who fell asleep first, wakes up, looks for Sang-woo, and hears the sound of the two having sex. Losing her temper in her revenge, So-ra seduces Ha-neul's boyfriend Si-hoo, who is also drunk and asleep in living room, and has sex with him as well.

A movie about sexual love as a drunk woman finds her way to a man's house in the middle of the night.

Jin-woo lives in his friend's house and he likes his friend's sister. Although he has a girlfriend, he's constantly looking for a chance to approach the sister. However, he doesn't get the nerve to do so until he approaches her with the excuse that wearing a woman's panties on an important day brings luck.

Hyeong-won falls for a mysterious woman that shows up at his doorstep and has sex with her. The next day, Hyeong-won wakes up to find a vacuum cleaner next to him and the woman gone. Then something weird happens to him. He is obsessed with putting things into any kind of 'holes' he sees. Daily life becomes impossible for him so he invites psychiatrist Dae-yeon to his house for some counselling...