Her Little Secret, His Hidden Heir(Mills Boon Desire‪)‬

Face-to-face with his ex-wife again, millionaire Marcus Keller received more than a jolt of deep attraction: he discovered he was a daddy. Vanessa had been pregnant when they divorced, bore him a son and kept it a secret. It was a betrayal he'd find it hard to forgive. But there was no way he would walk away from his child…his heir.