Some good names could be 'The Silent Killer', 'Murder in the Shadows', 'The Deadly Secret'. These names create a sense of mystery and danger which are often associated with murder stories.
Names like 'The Fatal Deception' work well for a murder story as it implies that there was some sort of trickery involved in the murder. 'The Homicide in the Halls' is also a good name if the story takes place in a building or some sort of hallways. And 'The Grisly Act' is a very straightforward name that immediately tells the reader that something horrible has happened, which is perfect for a murder story.
One could be 'The Shadow Stalker'. It gives a sense of a hidden, menacing figure. Another is 'The Bloodletter', which is quite vivid and implies a violent nature. And 'The Silent Slayer' also works well as it suggests a stealthy and deadly character.
You could use names like 'Detective Blackwood'. It gives an air of mystery and professionalism. Another option is 'Victim Vale'. The alliteration makes it catchy and it clearly indicates a key element of the story. Or 'Murderer Malone', which is a bit more straightforward and can create an immediate sense of intrigue.
Some great character names for a murder mystery might be Inspector Graves. The name 'Graves' can evoke a sense of solemnity and perhaps a connection to death. Then there's the femme fatale - like name of Scarlett Nightingale. 'Scarlett' is often associated with passion and a bit of danger, and 'Nightingale' adds an interesting contrast. Also, consider the name Jack Thorn. 'Thorn' gives the impression of something sharp and potentially harmful, suitable for a suspect or a character with a secret.
You could go for something like 'The Deadly Secret' or 'Murder in the Shadows'. They create a sense of mystery and intrigue.
Lady Scarlet. 'Lady' adds a touch of elegance and aristocracy, while 'Scarlet' is often associated with mystery and danger, like the color of blood.
Names like 'Scarlett' are popular as it gives a sense of mystery and allure. 'Victor' is also a common choice as it can imply a victorious or dominant character, which could be the murderer or the detective. And 'Luna' can be used for a female character, perhaps a witness, as it has a dreamy and somewhat otherworldly quality.
How about 'The Lethal Plot'? It gives the impression that there was a pre - meditated plan for the murder. 'The Murderous Intent' is also a good one as it focuses on the killer's state of mind.
You could consider names like 'Shadowbane' for the killer, 'Victim Vale' for the place where the murders occur, and 'Detective Dusk' who tries to solve the case.
One could be 'The Silent Killer's Trail'. Another option is 'Murder in the Shadows'. And 'Death's Unseen Hand' would also work well.
A plot involving a serial killer who leaves cryptic clues at each crime scene. The detective has to race against time to decipher the clues before the next victim. For instance, the killer might leave a series of numbers that turn out to be coordinates to the next potential murder location.