Most relationship are based on ulterior motive, and not genuine love and affection. The music video depict the reason why some people start a relationship, with some intent of gain, and not true feeling. After-all, "what is good for goose is also good for the gander."
Watch video for more:
http://www.youtube.com/v/lrYLUmTUofc?version=3&hl=en_US&rel=0