the plot

Andie Singh is the daughter of Ravi Singh and Pippa Fitz-Amobi.
She recently moved to Little Kilton, her parents' hometown.
Her teacher assigned for her class a project to do in couples that is due by the end of the second semester, the topic is free, so she and her friend, Isabelle, decided to make the project about the DT killer case, to discuss all the theories and clarify what did happen and what are just rumors.
She knows about her mother's old cases, but doesn't know the truth about all of them, and her mother will try anything to not let her know the truth.