Endless Whispers by Danielle Stewart

In the heart-pounding seventeenth novel of the Barrington Billionaires series, Mick, a seasoned operative with the skills to masterfully manipulate his surroundings, finds himself in a perilous game. His life is a delicate balance of secret missions and moments of stillness.
Two years have passed since Mick’s last contact with Charlize, his former partner and the woman who once held his heart. Things ended terribly between them but now they have no choice but to give it another try.
Charlize, donning a new identity, infiltrates a nefarious organization. This group preys on vulnerable individuals, promising them salvation but ensnaring them in a web of exploitation. With Mick by her side, they aim to dismantle the organization from within, exposing the truth behind its charitable facade.
In this electrifying thriller, can Mick and Charlize stay alive long enough to rewrite their story?