Strict teachers, all those hours inside four walls, all your desires and youthful energy repressed. School is an endless drag - until she comes along. Uhm Ji Young has a perfect body and metric tons of sex appeal, and she knows it. Needless to say, all the students go crazy, and the male teachers too! They should be preparing for the annual school festival, but they're all occupied with other matters.

An anonymous donor leaves a donation box in a town every December for 17 years. A self-claimed reporter, Ji-hoon comes to find and interview the generous donor. Then the reporter turns out to be a crook.

Bo-hee, a 14 year old boy, was raised by a single mother and has always thought his father had passed away. Bo-hee hears that his father may be alive, and he sets out in search for him with his best friend Nok-yang. He finds his half sister on the way and forms a friendship with her boyfriend.

Se-ha who is physically handicapped and Dong-gu who is mentally handicapped are not their own brothers. But while living 20 years together, the two became indispensable to each other. One day, the mother of Dong-gu suddenly visits him and acts as his guardian.

A growing friendship with their neighbors softens the resolve of a group of North Korean spies who are posing as an ordinary South Korean family.

After Seon-yoo's father committed suicide leaving behind a large sum of debt for them, Mother and 12-year-old Seon-yoo move to a new place to have new start.

Mi-ae, a middle aged woman is facing a midlife crisis not unlike those shared by countless others. A mother of three, the wife of a relatively prosperous bank executive, and a woman who enjoys a comfortably middle-class existence, Mi-ae grows increasingly frustrated by her two sons’ demeaning behavior towards her, her boorish husband’s unforgivable cheapness, and her own sadness at never having felt for herself the joys of true love — something she becomes acutely aware of when observing her estranged daughter’s loving relationship with another woman. After abruptly leaving a disastrous anniversary evening arranged by her thoughtless husband, Mi-ae meets the shy and kind Soo-nim, her youngest son’s schoolmate. Choosing to spend a long evening with Soo-nim rather than return home to the male members of her family, Mi-ae finds herself irresistibly drawn to this gentle young woman as a flood of emotions sweeps Mi-ae away on an unexpected journey of self-discovery.

Park Jung-gu sends out homemade bombs to people he finds online who are likely to use them, yet these devices are unused. One day, Jung-gu meets Lee Hyo-min, a delinquent student at his university and sends him a package. Soon an explosion in a delivery truck hits the news. Before long, Hyo-min discovers who is sending him the packages and the two form a tenuous relationship. However, Hyo-min's unpredictable behavior becomes dangerous and Jung-gu finds himself caught in a situation that he can no longer handle.

At her dad's funeral, Kyungun meets her uncle Jaemin, a complete stranger. He bilks her father's insurance money. She demands her money back, but he unashamedly refuses. To get her money back, she joins his next scam.