Why are relationships so complicated?

In the confines of the galaxy, a bored extraterrestrial woman fed up with being alone decides to head down to Earth to enjoy the pleasures of seduction, flesh, and human love. Her new mission: to formalize a stable relationship with a man. But she soon discovers that everything is not as simple as it seems and that, in order to be in a relationship, she will have to decipher and respect an endless number of codes and rules...