A young couple, Wan-jin and So-hee, are living with Wan-jin's single father, Seok-bong. Seok-bong was preying on his daughter-in-law, who was doing the housework and preparing meals for him while her husband was away at work. He pretended to have dementia and attacked her. So-hee, who was suffering from her shame, suggested to Wan-jin to hire his father a caregiver, saying that his father seemed to be suffering from dementia, and so Bok-ja, a sexy and voluptuous caregiver who was about Seok-bong's age, came in. Seok-bong is captivated by Bok-ja's passionate charm and soon begins to share his love with her, and in this way, she takes the place of Wan-jin's new mother.

Hyeon-goo introduces Seung-mo to the local area, probably feeling sorry for Seung-mo, who lives under his wife's nagging. However, Hyeon-goo's purpose is to divert Seung-mo's attention and meet Seung-mo's wife, So-hee. After spending time with different people, So-hee and Hyeon-goo's feelings change.

Hyeon-goo, who was having a hard time moving, calls a business trip massage that he came across by chance. That night, he learns that the business trip massage he called is famous in the neighborhood, and Hyeon-goo falls in love with calling business trip massage every day. Then one day, Hyeon-goo, who was thinking about who to call, calls 3 people at once...

A man has an accident at work, and his boss asks his wife to have sex with him in order to free him from responsibility. One day, the man witnesses a scene where his wife has sex with his boss and decides to take revenge by doing the same to his boss' wife.

Da-hye and Do-min are newlyweds for the first year, but the wife is always unsatisfied due to her husband's impotence. They tried everything, but all failed. But one day, the appearance of the man next door to her changed everything. When the man next door accidentally touches the wife, her husband feels an excitement he has never experienced before.

Hyeon-ji quits her job and decides to start a business trip massage store where she can earn a lot of money. She makes a proposal to her friend Mi-na to join her business. At the same time, So-hee, who had a hard time working alone, decided to join the two and work together. Then one day, Seung-mo calls Hyeon-goo, who is looking for a new store, and says that there is a store that offers a 2-on-1 massage.

Jeong-hee was living with a man due to a de facto marriage. One day, her daughter, Dam-hoi, returned from her study abroad. Dam-hoi always wears leggings. The soon-to-be stepdad, Byeong-min, who is usually a fan of leggings, pays attention to her daughter's clothes. Jeong-hee noticed it, so she also started wearing leggings to distract her young prospective husband.

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...

Hyeon-goo, who has always wanted to try a threesome, proposes this to his girlfriend, Mi-na, but ends up fighting with her. When Seung-mo finds out about it, he goes to Mi-na's house instead of Hyeon-goo and comforts her.

Kyeong-soo, an art dealer who specializes in painting, goes to evaluate the requested painting and accidentally damages it. Chang-in, the owner of the painting, suggests one thing from Kyung-soo, who was at a loss.