Abducted on a rainy night in 1988, the obnoxious drunk, Oh Dae-Su, much to his surprise, wakes up locked in a windowless and dilapidated hotel room, for an unknown reason. There, his invisible and pitiless captors will feed him, clothe him, and sedate him to avert a desperate suicide–and as his only companion and a window to the world is the TV in his stark cell–the only thing that helps Oh Dae-Su keep going is his daily journal. Then, unexpectedly, after fifteen long years in captivity, the perplexed prisoner is deliberately released, encouraged to track down his tormentor to finally get his retribution. However, who would hate Oh Dae-Su so much he would deny him of a quick and clean deathThe first time I watched “Old-boy”, I was half-amazed, half-disgusted. I wasn’t quite sure how to rate the movie in general. I knew 2 things: 1. From a visual point of view, it’s one of the best movies I have ever seen. Cinematography & scenography are nothing short of perfection. 2. I had problems with the plot, some holes in it, and a general feeling of injustice, as crime seemed to be pretty lightweight compared with the punishment 

With no clue how he came to be imprisoned, drugged and tortured for 15 years, a desperate businessman seeks revenge on his captors.

The film revolves around Park Hee-bong, a man in his late 60s. He runs a small snack bar on the banks of the Han River and lives with his two sons, one daughter, and one granddaughter. The Parks seem to lead a quite ordinary and peaceful life, but maybe they are a bit poorer than the average Seoulite. Hee-bong’s elder son Gang-du is an immature and incompetent man in his 40s, whose wife left home long ago. Nam-il is the youngest son, an unemployed grumbler, and daughter Nam-joo is an archery medalist and member of the national team. One day, an unidentified monster suddenly appears from the depths of the Han River and spreads panic and death, and Gang-du’s daughter Hyun-seo is carried off by the monster and disappears. All of the family members are in a great agony because they lost someone very dear to them. But when they find out she is still alive, they resolve to save her.Following the dumping of gallons of toxic waste in the river, a giant mutated squid-like appears and begins attacking the populace. Gang-du’s daughter Hyun-seo is snatched up by the creature; with his family to assist him, he sets off to find her.

Korea’s biggest network marketing scam reveals a far greater network of corruption and conspiracy lurking underneath.