The Plot The Twin, written by Natasha Preston is a psychological thriller/suspense young adult novel which centres around identical twin sisters Iris and Ivy. They have been separated for six years because of their parents' divorce. Ivy, the more studious and reserved one has lived with her dad, while Iris, the popular, more outgoing twin lived with their mother. Tragically, their mom died while out on her routine jog and so Iris returns to live with her sister and father. It's a huge adjustment for each of them but Ivy and her dad try to make Iris feel as at home as they can. Ivy is perplexed by Iris' nonchalant attitude regarding their mom's death. She evades talk of the subject, seeming more interested in the details of Ivy's life and what her new high school will be like. It seems to Ivy as though Iris is taking over her whole life. But she pins it down to Iris trying to adjust to her new life as well as grief. Her twin couldn't possibly be hidi