When Zoe was tipped off by Alina about her so called boyfriend only keeping her as a side chick, they have since broken off the relationship and Alina has seen an opportunity she isn't going to miss. After inviting Rob to her home under false pretences, she quickly makes sure she offers him something he can't refuse. She knows exactly what she wants and makes it quite clear that if he doesn't comply, she won't keep his dirty little secret.