Claiming His Full Package

Beware, this book contains steamy content and is not suitable for underage readers.
Diane Kendrick is not ready to go back to the man who left her six years ago to marry another woman. But now that he's divorced, she has no choice but to see him and tell him the truth.
She has a son for him.
Seth Lombardi's life is rocked after his divorce without an heir but then Diane shows up at his door after six years with an heir to his fortune.
What's his plan? To claim his son back. 
But then he finds himself wanting to claim Diane instead.
Would Diane ever forgive him for what he did to her six years ago and open her heart to him?