This trilogy is complete and has bonus POV swap books.
Fifty Shades of Grey (Fifty Shades #1) | Review
Fifty Shades Darker (Fifty Shades #2) | Review
Fifty Shades Freed (Fifty Shades #3) | Review
Bonus books from Christians perspective
Grey (Fifty Shades of Grey as Told by Christian #1) | Review
Darker (Fifty Shades as Told by Christian #2) | Review