She's in your house, now she wants your life... Tina Valentine has it all: the loving family, the beautiful house, the successful career. But then Megan Pearson starts work at Tina's law firm and with her arrival the perfect world Tina has built for herself starts to collapse as it becomes clear that the newcomer is intent on infiltrating every aspect of her life. Something is obviously wrong with Megan but nobody else seems to see it. As the mind games and manipulations continue, Tina comes to the sickening conclusion that now she's opened the door to Megan, it's going to be impossible to make her leave.