When the hater dies, the hatred lives on. Tyson and Lana are on a summer break in Seoul. They link up with Sam and Steve, and the cheerful reunion of college friends turns into a wild, out-of-control night out. Lana and Tyson try the Korean spirit soju, and Sam tries his luck with Mimi, a spirited Korean. However, Steve is in a dismal mood and disappears into the night.The morning after is a sobering wake-up. Gangshi rise from the dead and take to the streets of Seoul-with Steve among them. Mimi, Sam, Lana, and Tyson vie to escape the city alive and in one piece-with their humanity intact.