Kills well with others

"After more than a year of laying low, Billie, Helen, Mary Alice, and Natalie are called back into action. They have enjoyed their time off, but the lack of excitement is starting to chafe ... When they receive a call from the head of the elite assassin organization known as the Museum, they are ready tackle the greatest challenge of their careers. Someone on the inside has compiled a list of important kills committed by Museum agents, connected...