"The Moonstone" by Wilkie Collins is a novel published in 1868. A cursed Indian diamond, stolen during a colonial siege, arrives as an inheritance for young Rachel Verinder on her eighteenth birthday. That night, the precious stone vanishes from her bedroom, launching a complex investigation involving suspicious servants, mysterious Indian priests, and shocking betrayals. This pioneering detective story unfolds through multiple narrators, each revealing new layers of deception as they race to solve the theft and recover the legendary gem.