Dong-ho is in a secret relationship with Hyun-joo at work. However, rumors spread about them and they break up. Not long after, Dong-ho goes to his pregnant girlfriend's house to ask for permission to marry her. There he runs into Hyun-joo who turns out to be his girlfriend's mother. From lovers to mother and son-in-law - things get risky.
Ah Ri
Han So-yeon-I (한소연)
Jung Jae-sik (정재식)
Han Se-hee
Dong-ho is in a secret relationship with Hyun-joo at work. However, rumors spread about them and they break up. Not long after, Dong-ho goes to his pregnant girlfriend's house to ask for permission to marry her. There he runs into Hyun-joo who turns out to be his girlfriend's mother. From lovers to mother and son-in-law - things get risky.
"Innocent face, D-cup breasts and perfect intercourse skills! Son, this is not your girlfriend anymore but your mother!" Ki-ho brings Yuki from Japan to marry her. However, he starts cheating on her with his ex-girlfriend in Korea. Min-cheol comforted Yuki and thought of her as his daughter-in-law, but one day he realizes he is looking at her as a woman. In the end, Yuki and Min-cheol have intercourse without Ki-ho knowing...
A love story between Jae-hoon, who couldn't let go of his ex-girlfriend, and Seon-young, who is splitting up with her boyfriend. The couple got trouble and were hurt by love.
A woman finds a man in a box in front of her home and takes him in. She jokingly says she wants to keep him as her pet since the man reminds her of her childhood dog. The man agrees. Later the woman discovers that the man is a dance prodigy. Complications arise when her old flame from college returns.
A train ride brings two unlikely souls together as Bae, a committed partner of a serious 10-year relationship, sees her world turned upside down by the charming playboy Kim. Seated together on a business trip from Seoul to Busan, the two find themselves on an adventure to remember.
An aging Chinese immigrant is swept up in an insane adventure, where she alone can save what's important to her by connecting with the lives she could have led in other universes.
Yoon-jung accidentally calls a stranger, instead of her boyfriend, and has phone sex with the unknown man. When Yoon-jung's relationship with her boyfriend turns sour, Yoon-jung meets Hyun-seung, the stranger she had phone sex with.
Lu, a conformist woman in her forties, learns that her 15-year partner has been having extramarital affairs. Starting from scratch, she gets involved in an unexpected relationship with a young womanizer.
Lara Jean's love life goes from imaginary to out of control when her secret letters to every boy she's ever fallen for are mysteriously mailed out.
Eun-sik tries to pass the state exam while studying in college after his military service. One day, he meets a beautiful woman Eun-hyo, and his life changes.
Determined not to turn into her parents, or be drawn into any relationship longer than a one night stand, Zoe constantly struggles with her failing business and love life. Then she falls in love for the first time with Paul. But there's one problem: Paul is married.