Seo Bo-ra

When they were young, Min-joo and Seo-yeon cared for each other and were closer than brothers and sisters. However, she accidentally learns about Seo-yeon's tutor, Woo-hyeon, and because of this man, their 10-year friendship starts to become shaky. Meanwhile, Jeong-soo is hurt in seeing Min-joo like that, and so he distanced himself from Min-joo. Because of Min-joo and Seo-yeon's misunderstanding, Jeong-soo who couldn't care much might just leave so Min-joo tries to break up with the help of Seo-yeon. While in the process of breaking up, Min-joo and Seo-yeon went back to their close relationship. The love of women who have been separated because of man, and the two men's friendship is comically drawn.

Joon-ha had the best night of his life with an older woman he met while drinking. He starts looking for her as he can't forget the feeling and finally they meet. However, she's going to become his new stepmom. She's his father's girlfriend. When the three start living together, things turn edgy and then dangerous when his father leaves the house one day.

Seo-yeon is being tutored by Woo-hyeon who is younger than her. She grew interested in her tutor, Woo-hyun, the first time she met him, and he is also fond of Seo-yeon. Seo-yeon succeeded in seducing Woo-hyeon with the help of her friend Min-joo. Even if Min-joo is aware of what Seo-yeon feels, she approaches Woo-hyeon. Seo-yeon gets mad at her best friend when she met Woo-hyeon. Min-joo, aware of the fact that it's her faultis also angered by Seo-yeon's appearance and tells her to meet Jeong-soo, her friend. Seo-yeon is also angry and tells Min-joo that she have to meet Jeong-soo as well. A bittersweet story about a man who is a very close friend is just about to start.

Ahn-ha Moo-in's chaebol wife, Mi-yeong, changed her housekeeper and golf teacher. Mi-yeong's golf instructor, Dong-won, feels sorry for the new maid Ok-jeong who is working at Mi-yeong's house, and offers to get revenge on Mi-yeong. Even Mi-yeong's husband, Il-ryong, who cares more about kind Ok-jeong. What will happen to Mi-yeong and Ok-jeong?

Hyeon-soo manages a hostel run by his friend Jeong-ho. It's a hostel for foreign female students. There is a Korean-American from LA, a Japanese who's here to learn Korean out of love for K-Pop and his friend's sister who just happens to be there. These women are very outspoken and Hyeon-soo and Jeong-ho fall for them.

A warm, friendly, considerate person, Hee Jae is surrounded by people who claim to know and love her. The problem for Hee Jae is that she isn’t really sure if she really understands herself. On the other hand, Mi Na is Hee Jae's confident and energetic best friend and colleague at Play Books, a supplier of books and related products centered around sex and romance. While an expert in how to achieve physical pleasure, her understanding falls short on romantic relationships. When they find themselves told to take over hosting a sex and romance advice podcast, the two feel more than a little lost...