William's father is dead and his mother is mentally ill, so he lives with his uncle Nils. Nils is on early retirement, making money by buying things cheap and selling them high. He has also accumulated a large debt and city's gangsters are on him, demanding that he pays it full. William sets out to pay off the debt of his uncle - and perhaps his courage might impress Viola too, a girl from his class.
The film is about Slim, Slam and Slum from the Danish cartoon series, three young boys at twenty-something who lives in an apartment in Nordvest in Denmark. They are the kind of guys which is using a lot time sitting on the toilet, playing Playstation and smoking pot. But suddenly they all quit their bad salary jobs, and start on fresh with something new. They get a big weird idea on gaining money, power and respect. First of all they start a popular web site that their conman partner Dahlgård which after a little time betrays them and sell the site. Then the three boys start Boomin Crew, a music group of hip hop. They all suddenly get in love with the three honeys, Dit, Dat and Dut, and their new goals are to try snap up with them.
