Facebook A Passion gone too far

This book is about a young women who pursues her ex boyfriend in order to tell him the truth about the liaison that she had with him. Only to find out that whilst using Facebook, she was to succumb to the charms of an unemployed layabout. Who over time woes her to her death, after he had finished using her as his sex slave. Fulfilling his sick desires this leads him to rape and murder other women shortly after.
It's a tale of highs and lows that will keep you to the edge of your seat right until the very end. Where nothing mattered more than anything in the life of Cecilia than a website browser called Facebook?