Scene of the Crime: The Deputy's Proof

This is an Apple Books audiobook narrated by a digital voice based on a human narrator.
This deputy was looking for redemption from a mysterious beauty 

Ever since Savannah Sinclair's sister was killed, her ghost has become part of local lore. But deputy Josh Griffin knows the truth behind this charade. And when Savannah is attacked, Josh vows to keep the grieving beauty safe. He soon finds that even though he's protecting Savannah, it's his heart that's under fire 

Savannah only posed as her sister's spirit to keep her sibling alivenot to put herself in harm's way. But as Josh, her "bodyguard," stirs up feelings she thought long dead, Savannah can't help but wonder: Can her lone protector keep yet another Sinclair sister from being murdered?