Indie author needs a compelling book cover design for a psychological thriller novella.

This is what a business in United States was looking for in their book cover design

Book Title: Fertile Ground for Murder
Author's Name (pen name): Stella Sinclaire
I'll need a book cover design for both a paperback/hardbound book as well as for an ePub version of the same book. The thriller novels available today all have a 'look' to them and I would like mine to fit in with that genre. The uploaded files are rough concept drawings in the line of thinking I had.
Book details:
In the quiet, tightly-knit community of Willow Creek, Iowa, secrets often lie buried beneath layers of time and silence. True-crime podcaster Samantha Brewer returns to her childhood home after the shocking murder of her childhood friend and neighbor, Ethan Green. Determined to uncover the truth, Samantha embarks on a journey that will unravel the fabric of the town's peaceful facade.
As Samantha delves deeper into Ethan’s life, she uncovers a web of hidden relationships, long-held secrets, and unspoken betrayals. Her investigation leads her to confront her own past, includ… Read more