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A popular officetel girl named Joo-hee trades sex for money. She used to be the best, but she has stopped getting calls. Her friend, Ji-yeong, gets busy with many appointments. Joo-hee is jealous of Ji-yeong, until she hears from an old client that Ji-yeong is providing shocking services. Furious over the fact that Ji-yeong has stolen her clients, they start a service competition. The clients are going nuts over this service, but Joo-hee and Ji-yeong tire out and agree to only do the same things. Then they suddenly become idle, without any calls, until they hear that Yeong-joo from the same officetel has moved to a rival officetel and is providing shocking services. Joo-hee and Ji-yeong decide to team up and get back their clients. They offer 2:1 services and the clients won't stop coming...