Urban Missing-Person Mystery Novel

I need a talented fiction writer to craft a contemporary detective novel set in a bustling modern city. The central storyline must revolve around a missing-person investigation—a young person with a secret life suddenly vanishes, and every chapter should peel back new layers of that hidden world... (Budget: ₹1250 - ₹2500 INR, Jobs: Book Writing, Copy Editing, Creative Writing, Editing, Fiction, Ghostwriting, Research, Writing Tutoring)