Playboy Bunny Shelley Darlingson has lived a life of luxury at Hugh Hefner's mansion. Disaster strikes, however, when Shelley turns 27 and is deemed as too old to be a Bunny. Kicked out into the real world, the girl ambles onto a college campus and tries to join a sorority. Finding a sorority made up of geeky, awkward girls - Zeta Alpha Zeta - Shelley teaches them the art of attracting boys, as only a Playboy Bunny can.