Seokbong and Yuna are a married couple. Hyemin and Jisoo live next door to them. Unlike Seokbong and Yuna, who lead an exemplary family life, Hyemin and Jisoo are a free-spirited couple. However, in fact, Seokbong and Yuna are a sexless couple who cannot open up to each other and are suffering. One day, Hyemin notices Yuna's loneliness and attacks her, and Jisoo also finds out about it, and the free-spirited couple decides to help the couple. Seokbong and Yuna, who receive their coaching, return to being a harmonious family. As time passes and the couple becomes bored again, they ask the couple for help again...

Hyeon-joon, who was rejected by his ex-girlfriend because he couldn't kiss, met his new friend, Seon-jeong, and after hearing advice from Seon-jeong, Hyeon-joon leaves in search of a kiss teacher.

A perfect trio of crooks, their union is almost a dream team. Do-hee and Hye-ji visited a ski resort to successfully cheat and take a break. While they were planning to rest for the time being and conspire for the next scam, they heard that snowboarder Na Shin-woo, a national team member who recently divorced his granddaughter, will come to the ski resort for a long time. After hearing that Na will receive 5 billion won in compensation for her divorce, she plans to commit another fraud.

Yeon Ja, a working mother, runs a car center after divorce and is raising her daughter all by herself. Her daughter, Ah Jung, started helping her when she became an adult, however, the customers don't trust weak-looking women to touch machines and the business at the car center is slow. Thanks to Ah Jung's punk boyfriend, Sung Hoon, they came up with an idea to turn the car center into a sexy car center.

Sexually lustful pizza delivery woman, Seung-ha VS customer who wants to swap, Yoon-yool. The Hye-jin couple, who advocate free sex, point to the pizza delivery man Ji-yeong and Dal-soo as partners to enjoy with them, and execute an erotic operation. When Ji-yeong arrives, Hye-jin's husband shows off his erection, and when Dal-soo arrives, he seduces her with his chest and erotic poses. During the delivery, Ji-yeong witnesses Hye-jin and Jeong-woo, a Chinese restaurant delivery man, having a love affair at the entrance of an apartment.

Hwa-in, a beautiful woman who ran a lighting shop at a young age, woke up in the forest. She lost all her memories in an instant... and while being hit by the rain, as if drawn by her instinct, she enters a luxury mansion. One woman and two men greet her. She beings to feel fear from the man who sneaks and peeps at her as if she's being stalked.

As a pickpocket, Hye-bin gets stuck on Seok-gwang's gambling table one day and doesn't realize that those days are the beginning of darker days in her life. Who will survive the last round of gambling? After all the games, Hye-bin steals Seok-gwang's money and runs away.

Yoo Mi-ri, a female president of a camping site where various guests gather, has CCTV installed everywhere in the campground and always records with an action cam to check on complaints she receives from guests. Doing things in this way has led her to develop the habit of observing people in advance. One day, an incident occurs where someone steals Mi-ri's underwear, which prompts her to observe guests more closely to catch this culprit. But unexpectedly, she finds out someone's secret, and that is someone's desire to burn himself with sex when lightning strikes.