Question: what is the book flowers in the attic about

title: Flowers in the Attic
text: Chris goes to Corrine 's room for money but finds that his mother and Bart have moved out . He then overhears the head butler talking about how Malcolm died seven months ago and how Olivia has been leaving doughnuts sprinkled with rat poison in the attic because it is infested with ' mice ' . Chris and Cathy give Cory 's pet mouse a doughnut to confirm the story . When the mouse dies , they finally flee the house with Carrie and catch a train to Florida . At the train station , Chris reveals to Cathy that he discovered that Corrine 's inheritance is conditional on having no children from her first marriage nor any she may have in the future . If were ever to be proven that she had descendants , she would lose everything . Cathy understands from her brother that their mother has been poisoning them for nine months to secure her inheritance . Chris and Cathy decide against contacting the police ; their main concern is to stay together and be there for Carrie . Chris assures Cathy that they can make a new life without their mother , but Cathy swears that she will get revenge one day .