Gone (Harlequin Intrigue\The Delancey Dynasty)

A couple must recover a precious gift stolen from them in Mallory Kane's The Delancey Dynasty miniseries. 

Marcie Powers saw her son everywhere. For two years, no stroller or baby seat passed without his face. She saw him so much, not even her estranged husband, Joseph, believed her. So he wasn't surprised when she claimed to have found their son once again. Yet this time, she wasn't hysterical. There was something…different. And although she couldn't have known it, news of Joe's own secret parentage was about to hit Louisiana headlines—and it would put his son at risk for a big payday. Now Joseph and Marcie will have to trek through the bayou at the whims of a kidnapper to find the son they'd thought lost to them forever—and reclaim the love between them….