Five years ago, the bizarre death of teenage girl Andie Bell casts an lingering shadow on the town.Now, high school student Pippa Fitz-Amobi has decided to uncover the truth behind this unsolved case.Police found the murderer to be Andy's boyfriend Sal Singh, who committed suicide after pleading guilty, but Pippa could never believe that he would be a cold-blooded killer. With doubts and persistence, Pippa began to track down clues of that year.She found Ravi, Sar’s younger brother, and joined forces with him—one who was eager to justify his brother and the other who vowed to uncover the lie.As the investigation deepened, the two gradually realized that if Thrall was not the real murderer, then the real murderer would still be at large. The closer they were to the truth, the more dangerous they were pressing step by step. When the secrets of the past are dusty, what kind of crazy actions will those who are unwilling to be revealed to stop Pippa?Can she bear the price behind the truth?