Gilbert Morris 
Amazon Quest (House of Winslow Book #25) 

Emily Winslow felt deeply indebted to James Parker when she learned that his wounds resulted from trying to save her brother’s life in the trenches of World War I. But by the time she discovered what really happened on that battlefield in France, Emily had fallen for James’s charm.Devastated by his betrayal and overwhelmed by feelings of bitterness, Emily throws herself into her writing career. She accepts an assignment to record the life of an isolated tribe of headhunters deep in the Amazon rain forest, believing it will allow her emotions time to heal.But all of her inner turmoil is churned to the surface once again when Ian Marlowe walks into her life. Emily is uncertain whether she can ever trust a man again—or if she can trust her own heart.(House of Winslow Book 25)