'50 Shades of Sin' Based on Chris Brown, Rihanna Abusive Relationship

'50 Shades of Sin,' is a book written in a similar vein to the very popular '50 Shades of Grey' books. However, '50 Shades of Sin' follows Chris Brown and Rihanna's abusive relationship and even uses the same names of the singers' friends in real life. Kristina Behr (@Kristinabehr) has the scoop!