Aspiring scenario writer Yeon-hee uses the nickname Pink Band to write R-rated scenarios. She's famous for her far-out work. Her ideas come from her best friend Joo-yeong's sex experience. However, Yeon-hee herself is a virgin, so she dreams of a romantic and ecstatic first sex that is unlike her scenarios.

Min-ji is an ordinary housewife with a dark secret. Unlike the wishes of her husband, In-gyu, who has a business running resorts, they don't have a child yet. They've tried test tubes and home remedies, but nothing has worked. Her husband and her in-laws finally decide to get a surrogate mother, and Min-ji has no choice but to agree to it, as she is worn out from their pressure. Hometown friend Jeong-ah comes knocking on the door. Min-ji is uneasy with Jeong-ah around, as she knows her past secrets, including the time she lived with someone else and had an abortion. On the other hand, In-gyu has completely fallen for bold and sexy Jeong-ah. Like a crow that nests in another's nest, Jeong-ah takes over Min-ji's place slowly and gradually. Min-ji is driven into a corner, so she meets Jeong-ah's husband, Joo-sik, to stop her. However, she falls for his trap and is used to replace his wife who ran away from home.

Seok-hyun, the younger brother of Kyu-hyun, comes between Eun-jung and Kyu-hyun. Seok-hyun, an archer, demands money from his brother and sister-in-law. When they are not accepted, they are overwhelmed with anger. On the other hand, Eunjung secretly sees another man pulled into the house and enjoyed the meeting, and I got caught by Seokhyun. Hyung-su is caught in a big weakness Eventually, she lends money to Seok-hyun. After that day, Seok-hyun continued looking for his sister-in-law and demanding money, When the sister-in-law says that he has no money, he wants her body...

A husband named Cha Dae-seong turns into a vegetable after an accident. Yoo Soo-yeon, his wife, takes care of him with all her heart. One day, she meets Baek Goon while hiking on her own. As time passes, Soo-yeon starts leaning towards him... Baek Goon and Soo-yeon have an affair and she even boldly has sex in the room her stationary husband is lying in. The husband cries in his heart as he can't do anything about it. Baek Goon's sex partner, Hee-jin suspects something is going on and follows him to find out everything. Then she starts taking care of Soo-yeon's husband. Dae-seong starts getting better and slowly starts to stir... However, he still pretends to be a vegetable and watches his wife and slowly, he starts getting revenge on his wife and Baek Goon.

Yoo-jin and Myeong-seok get a call from Hye-jin in the middle of the night. She finally escapes from domestic violence and comes to live with her sister. However, Myeong-seok is nice to her and Hye-jin starts to feel fond of him...

Seok-joon has two sons; Min-seok, who is married, and Yoon-soo, who is not. Seok-joon tells them he is going to give allowance and his wealth to his daughters-in-law only. Yoon-soo asks one of his lady friends to get married for Seok-joon's money. Min-yeong and Yoon-jin pretend to be Yoon-soo's girlfriends. Then Yoon-jin falls for Seok-joon. The women visit the house often to get on Seok-joon's good side, and so does Yoon-soo's ex-girlfriend, Min-yeong. However, Seok-joon falls in love with Yoon-jin, and Yoon-soo is very disappointed in Seok-joon, who wants to start a new life...

Thanks to her wealthy father, Yoo-jin runs a coffee shop. One day she runs into childhood friend Mi-ae on the streets and they have a good time catching up. Mi-ae is currently unemployed and helps Yoo-jin at the coffee shop. Min-soo stops by the café to see his daughter, but realizes he feels rather too fond of Mi-ae, who welcomes him.

最年轻的小姨子