Difference between Deadly Sin and Mystery Novel

DEADLY SIN vs MYSTERY NOVEL: NOUN

Any of the seven deadly sins - anger, greed/avarice, envy, gluttony, lust, pride, and sloth
One of the seven sins—anger, covetousness, envy, gluttony, lust, pride, and sloth—that are traditionally believed most seriously to endanger one's salvation.
An unpardonable sin entailing a total loss of grace; theologians list 7 mortal sins

Novel in which the reader is challenged to solve a puzzle before the detective explains it at the end

Material witness, Fogey, Character assassination, Opinionist, Gross misconduct, Brumaire, Conversation piece, Mystery novel, Ragman, Total depravity, Sin, Actual sin, Flesh wound, Original sin, Mortal sin

Material witness, Murder conviction, Fictional character, Negative feedback, Body odor, Information warfare, Rape conviction, Carve up, Trade paperback, False arrest, City room, Insanity plea, Writ large, Theatrical poster, Opinionist

Background noise, Pocket knife, Material witness, Character assassination, Opinionist, Brumaire, Conversation piece, Mystery novel, Ragman, Total depravity, Sin, Actual sin, Flesh wound, Original sin, Mortal sin

Well behaved, Material witness, Murder conviction, Fictional character, Negative feedback, Body odor, Information warfare, Rape conviction, Carve up, Trade paperback, City room, Insanity plea, Writ large, Theatrical poster, Opinionist

No one is a civil prince, no one is a prelate, no one a bishop, whilst he is in deadly sin.
This deadly sin involves failing to think ahead about where you will ultimately travel to in your case.
One has to look at the cross of Christ to see how deadly sin is.
Stay tuned for the next deadly sin of job search.
Those who observe God commit a deadly sin: pride.
I noticed one particular sin seems to be a repeat offender, and it happens to be a deadly sin.
Consequently, even abortion was considered to be a minor sin in the Middle Ages, rather than a deadly sin comparable to murder.
Tis deadly sin to keep that oath, my lord, And sin to break it.

The British Detective Sherlock Holmes is a mainstay in an extremely popular mystery novel series.
He tried to laugh off the question before saying: 'Folks, this is a mystery novel'.
This is not a mystery novel, so let me preview some of my comments.
The mystery novel offers a world in which justice is served.
Any mystery novel has some sort of deception as well.
To me, this career is like reading a mystery novel.
Gone is a mystery novel by American author Jonathan Kellerman.
The best mystery novel I have read this decade!
Stylistically, the novel is framed as a mystery novel as it is narrated through a detective pulling his information from various forms of research.
It is a historical novel which borrows the mode of the mystery novel.