Após ser derrotado por Pi (Drake Bell), o tubarão Troy (Donal Logue) foi capturado por humanos, que o mantém prisioneiro em uma jaula submarina. Eles injetam em Troy diversas substâncias, que fazem com que ele fique maior e mais forte do que nunca. Um dia, o pequeno tubarão Ronny (Jamie Kennedy) o encontra e acaba libertando-o. Troy logo parte para o recife onde Pi vive, em busca de vingança, mas a maré baixa impede o ataque. Entretanto, como a maré subirá em quatro dias, Troy e seus capangas tubarões resolvem aguardar até invadir o local. Enquanto isso, Pi precisa encontrar um meio de defender sua família e amigos. Para tanto ele tenta convencê-los de que apenas com muito treinamento é possível derrotar Troy e sua turma.
The age-old heroes of Journey to the West get resurrected in modern Korea in the zany fantasy comedy Super Monkey Returns! In present-day Seoul, evil demons from ancient times are accidentally unleashed into the world. The only way to stop them is to call upon the very men who defeated them thousand of years ago. By extracting DNA from relics, scientists manage to bring back Monkey King, Tripataka, Pigsy, and Sandy - but they're going to need some major training to get back into superhero fighting mode!
The plot is instantly familiar in the great martial arts tradition, being set in a small town which is home to two rival masters, one who practices Taekkyun (Shin Hyun Jun, also in the likes of “Shadowless Sword” and the “Marrying the Mafia” films) and the other Kendo (Choi Sung Kook, also in “Crazy Assassins”), both of who just happen to be called Kim. As well as competing for students, the two are locked in deadly combat for the hand of the local beauty, who seems to be pretty much the only woman in town. Into their conflict comes yet another master Kim, this time a kung fu expert (Kwon Oh Joong, “Damo”) who puts them both to shame with his dizzying skills and suave charm. Eventually, real danger arrives in the form of some unscrupulous land developers, forcing the three to join forces for the greater good.
When Aryong, the daughter of a triad boss from Hong Kong is accused of killing the boss of a competing triad, she goes into hiding in Korea. Upon arriving, she is guided by a nimble but loyal Gi-chul and his motley crew, who are assigned to protect her until her return.
The child of the president of Korea and the child of an elite gangster attend the same school. Soon, a rivalry develops between the two kids' respective bodyguards.