12 Shades of Surrender

12 Shades of Surrender is a 7-book series with 7 released primary works first released in 2010 with contributions by Elisa Adams, Anne Calhoun, Adelaide Cole, Alegra Verde, Lisa Renee Jones, Megan Hart, Saskia Walker, Eden Bradley, Emelia Elmwood, Alison Tyler, Tiffany Reisz, and Portia Da Costa.