Intriguing and Suspenseful:
* The Hanger's Shadow
* Whispers in the Dark
* The Silence of the Girls
* The Coat Hanger Killer
* The Twisted Mind
* Crimson Threads
* Broken Dolls
* The Missing Pieces
* The Final Breath
* Echoes of Innocence
More Evocative:
* The Professor and the Detective
* The Unseen Enemy
* The Twisted Game
* A Dance With Death
* The Haunting of Hope Street (If the setting is important)
* The Red Stain
Tip: Consider your target audience when choosing a title. A more evocative title might draw in readers who enjoy literary fiction, while a suspenseful title could be more appealing to thriller fans.
Remember: These are just suggestions! The best title will be the one that most accurately reflects the tone and content of your book. Good luck!