Pip thinks Sal (Salil) is innocent, for a murder that happened 5 years ago involving Andrea (Andie) Bell. A school project for her last year of high school.. that’s what she’s going to prove. With the help of Sal’s brother, Ravi Singh, she might just solve a case from 5 years ago. A Good Girl’s Guide to Murder by Holly Jackson, is the suspenseful adventures of Pip and whether this case was pointed to the wrong suspect.