Shay Miller has three strikes against her: no job, no apartment, no love in her life. She becomes intrigued by a group of women who seem to have it all together, and they invite her with the promise: "You are not alone." The glamorous and seductive Moore sisters, Cassandra and Jane, seem to have made a life on their own terms - a life most people can only envy. They are everything Shay aspires to be, and as she is pulled under their spell, her life gets better. But what price will she pay? What do Cassandra and Jane want from her? And what secrets do they, and Shay, have that will come to a deadly confrontation? You are not alone: is it a promise - or a threat?