Anna's anxious when she's picked to befriend the new girl in her class. For a start, Ellie is ill and can't come to school herself, so Anna has to communicate with her using a new kind of robot.But Anna is also worried that her life is too small and boring to be of interest to her new friend. Compared to the other girls, she doesn't have anything exciting to talk about. So when Ellie asks her what she's been up to out of school, a little white lie pops out. Then another and another. When Ellie finds out the truth, can their friendship survive?