How many বই are there of the blackdagger brotherhood ? Is there a spin off i really hope so i hate বই that come to the end so soon

There are 9 বই number 10 is coming out পরবর্তি year.There also is the Fallen অ্যাঞ্জেল series that she uses some characters. She says in interviews that she doesn't want to end the series soon. Hope that helps.

9 book 10 is being released in late March 2012.

There is also another book (I forget the name) that tells about Zsadist's life as a blood slave and his life with Bella and whatnot. (Different that Lover Awakened)

There is 13 বই in total including the newest one "The King"