The Elder — Celia Aaron

A shocking murder.
A suspicious son.
A dedicated detective.
In Azalea, Mississippi, the only thing hotter than the summer days are the men of the King family. When the patriarch Randall King is found dead, Detective Arabella Matthews will race the clock to stop the killer from striking again. Benton, the eldest of the King siblings, has to decide if he wants to cooperate with the feisty detective or conduct his own investigation. The more he finds out about his father -- and the closer he gets to Arabella -- the more he wants to keep her safe. But the killer has different plans . . .

--> This is a full-length mystery with a slow-burn romance.