Di Marcello's Secret Son (The Secret Billionaires, 1)

The challenge: to leave your billionaire lifestyle behind for two weeks… 

Italian tycoon Antonio Di Marcello relishes a challenge—but running into Sadie Parker while undercover as a mechanic rocks him to the core. Four years after their fevered fling stripped away his iron guard, he's confronted with the shocking consequences… 

Sadie gave up hope on her desperate attempts to contact Antonio. Now she has to face the day she's both dreaded and longed for! Yet Antonio's claim over her and her son is hard to resist—especially because he'll use a sensual onslaught to get what he wants!