A reclusive elderly poet feels the fire of his youth when gamine schoolgirl Eun-gyo enters his life, to the chagrin of the old man's assistant.
When Seung-min was on his first year at the Academy of Architecture, he met Seo-yeon. She was a musician student, and Seung-min totally fell in love with her. Years have passed, and now he meets Seo-yeon again - she asks him to rebuild her father's old house.
Earning a living as a driver for rent, Kisu lives in a studio flat in the basement floor. When he feels choked up, he tries not to let go of hope by playing on the drums. Out of guilt that he might have made Jongdae sexually handicapped during their younger days, Kisu took on a role as Jongdae's guardian on top of being his friend. Jongdae's dream is to keep a revolver that can make him stronger than the small-time gangsters around town. One day Kisu's older brother shows up and leave behind his son Yohan to Kisu's care.
An ordinary businessman in his forties, JANG Ga-pil returns home one day to find his daughter sexually molested by some schoolboys, including school boxing star KANG Tae-wook. Realizing that he has no background and money to fight back, he plans to stab KANG on the way to school. This fails miserably, but another student named GO Seung-suk agrees to teach Ga-pil to fight ? in only 45 days.
A teenage girl is captured by a giant mutated squid-like creature that appears from Seoul's Han River after toxic waste was dumped in it, prompting her family into a frantic search for her.