THE BBC's coming-of-age drama A Good Girl's Guide To Murder has proved to be a big hit amongst fans. After plenty of twists and turns, Andie Bell's murderer has finally been revealed and we are here to tell you whodunit. 6 BBC drama A Good Girl's Guide to Murder has been a big hit Credit: BBC 6 The series follows the disappearance of Andie Bell Credit: BBC Who killed Andie Bell in A Good Girl's Guide to Murder? WARNING: Contains major spoilers from A Good Girl's Guide to Murder? A Good Girl's Guide to Murder centres around missing school girl Andie Bell.
Set five years after she was last seen, teenage sleuth Pip Fitz-Amobi decides to use her summer holiday to solve the mystery of her disappearance. The missing schoolgirl's boyfriend Sal Singh sent a text confessing to the murder before being found dead himself, seemingly taking his own life. Andie's body was never found, and Pip sets about proving Sal’s innocence.
Using threads that the police failed to pick up, the teen detective solves the mystery of who killed Andie. After many twists and turns it was revealed that it was her own sister, Becca Bell, who murdered the teenager. At first it was thought it was school teacher Elliot Ward who had killed Andie.
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