Case Closed menceritakan seorang remaja perempuan pecinta novel misteri bernama Adeline yang tersangkut kasus dengan dua detektif bernama Greyson dan Dave terhadap kasus yang seharusnya akan ditutup (sudah terselesaikan).
Menurut Adeline, setiap kasus yang telah selesai, pasti memiliki setidaknya 1% fakta yang tidak diketahui oleh detektif. 1% tersebut bisa mengubah banyak hal, mulai dari cara pandang, cara mengatasi, dan cara menemukan pelaku sesungguhnya disetiap kasus.
When Jane Madarang's neighbor Natalie kills herself and leaves behind cryptic instructions, it's up to Jane and her classmates to unearth deadly secrets.
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Natalie Driscoll is dead.
She threw herself out a window and left her neighbor Jane to unravel their town's darkest secrets. Following Natalie's instructions leads Jane to three other high school students who all have something to hide. The four of them must carry out Natalie's final errand while solving the mysteries written in her diary. But the secrets they unearth may be far more dangerous than what they ever imagined.
Content and/or trigger warning: This story contains scenes of suicide, violence and murder that may be triggering for some readers.
[[word count: 100,000-150,000 words]]