When an unknown toxic gas strikes Seoul in an unprecedented act of terror, Yong-nam has just met Eui-ju from college by chance at his mother’s birthday banquet. The city falls under sudden noxious gas attack and together, they must escape the panic-stricken city.

Mi-na takes over a small stationery store from her father when he suddenly falls down. She wants to sell the store because it seems only troublesome to her. But it is not as easy as she thought. The store’s regular costomers force her not to sell it. The objections of the little children is hard to resist.

Two very different restless youths join a swimming competition for love and friendship which is, in fact, a rite of passage to growing up.

High school student Ha-Na experiences trouble sleeping after her classmate Jin-A committed suicide. Not being able to sleep, Ha-Na sees her parents fighting. The next day, her parents act like nothing happened the night before. She doesn’t like her parents hypocritical behavior. Around this time, Se-Mi, a senior in the band club, approaches Ha-Na. Ha-Na begins to act differently, but she becomes to regret her behavior. A rumor spreads about her and she becomes the target of bullies.

Joon-soo is a rebellious high school kid who often get in fights. One day, his parents give him an ultimatum and leaving him alone in the house, Joon-soo decides to have a party at his parent’s home. He then goes shopping for groceries and comes upon an unexpected surprise. A little toddler sits in a shopping basket wearing the name tag “Han Woo-ram” and points to Joon-soo as his father.