Portia Da Costa 
Master of the Game 

Can a student become the master?Uninspired by her mundane office job, Joanna Darrell decides to throw herself into a new way of life that revolves around giving and receiving punishment. Drawn in by a chain of coincidences, like Alice in a decadent wonderland, she enters a parallel world of perversity and unusual pleasure. But can her experimenting really become a way of life?From Portia Da Costa, the Sunday Times bestselling author of In Too Deep and How to Seduce a Billionaire