A newlywed couple moved to a new house with big dreams. However, it was Hong-yeon, the landlord of Saek-gwang who was waiting for them. A strange atmosphere flows between Hong-yeon, who secretly seduces Jeong-woo, Jeong-woo, who is struggling not to fall for it, Yoon-gi, a slave man wearing a husband's mask, and Yoon-mi, who knows nothing. Will Jeong-woo be able to protect his family amid the endless temptation of the landlord?
A newlywed couple moved to a new house with big dreams. However, it was Hong-yeon, the landlord of Saek-gwang who was waiting for them. A strange atmosphere flows between Hong-yeon, who secretly seduces Jeong-woo, Jeong-woo, who is struggling not to fall for it, Yoon-gi, a slave man wearing a husband's mask, and Yoon-mi, who knows nothing. Will Jeong-woo be able to protect his family amid the endless temptation of the landlord?
Happy couple Tae-seop and Jeong-hwa, who are about to get married, disappear one day, and Jeong-hwa is psychiatrically diagnosed with the spirit that her boyfriend Tae-seop is a fictional character. Jeong-hwa, who is struggling, falls in love with Jeong-gook, a psychiatrist who takes care of her. Meanwhile, Tae-seop who disappeared was kidnapped after being gaslighted by his ex-girlfriend Soo-ri.
Mi-yeon, as if running away to the countryside from one's husband's wrong guarantee, runs away as she could't stand her pathetic husband but lost her way. As she was finding her way, a man from next door happened to find her and asks her to sleep over at his house. As night fell, the man next door took her body.
One day, Na-na's regular customer, Cheol-woo came to the massage room. Cheol-woo, after taking Viagra, is not satisfied with Na-na alone, and begins a special service with Bo-mi and Mi-na inside the room.
Jae Hoon was discharged from the army and came to his idol trainee younger sister's accommodation to stay for a few days. At the house, his sister's idol trainee friends, Hyeon Joo and Yeon Joo, are there. Her friends have a good feeling about good-looking Jae Hoon. In the middle of the war between the two women for possession of Jae Hoon, embarrassed Jae Hoon makes a shocking proposal to Hyun Joo and Yeon Joo...
But... we shouldn't do it. As Jin-goo's father suddenly leaves for England for a business trip, he stays in the same house with his stepmother, Ae-ran, who is still in an awkward relationship with him, but it is also uncomfortable to meet him at every meal. Ae-ran tries to take care of her son Jin-goo even if she's busy living every day as an English teacher and working part-time as a private tutor. She sometimes goes to work at night as if she had a part-time job. Meanwhile, Jin-goo often goes to karaoke rooms to meet Woo-mi, who is popular, thanks to the introduction of his senior in the neighborhood. One day, when that senior came home for a drink and encounters a huge fact, he turns around, revealing a huge secret and revealing their mixed erotic romance.
Sang-min's girlfriend Eun-jeong, is a nude model and takes photos with a stranger in a motel naked. Sang-min who doesn't believe in free-spirited Eun-jeong, after drinking in three groups with her close friend Jae-hoon,, comes home. Sang-min, who noticed that Eun-jeong is quietly flirting with Jae-hoon, asks if he wants to do with Jae-hoon while having sex with Eun-jeong. When Eun-jeong actively responded, he made Jae-hoon go into the room where Eun-jeong was sleeping.
Ji-seong who only cares about success is briefly a fitting model at the recommendation of his former college senior, and he uses his senior's wife to fulfill his desires.
Bo-ram and Hyeon-woo are friends in the neighborhood that I knew since I was young. The two, who were just like children, became adults and began to love each other. Bo-ram prefers a lighter love rather than a more serious one, and Hyun-woo likes only one woman... Hyeon-woo gets help from Bo-ram in many ways to win his favorite Seo-yeon. And as a friend, Bo-ram starts a special class for Hyeon-woo... In the midst of this, Hyeon-woo realizes that his true love is not Seo-yeon but Bo-ram, and he struggles to choose between friendship and love. This is how people in their 20s start their own unpredictable love story.