On the Line by Fern Michaels

The masterful storytelling and gripping suspense that are trademarks of the beloved #1 New York Times bestselling author combine in this thrilling story perfect for fans of Nora Roberts and James Patterson…

Mateo Castillo is a rising star chef on the Manhattan culinary scene. But just as he’s about to reap the rewards of his skill and hard work by being featured on a major TV cooking competition, Mateo collapses in his restaurant’s kitchen—and regains consciousness in a hospital emergency room.
If it weren’t for a security guard finding him in time, Mateo would have bled to death. The cause of his sudden illness is as mysterious as it is worrying, and Mateo and his family undergo a battery of genetic tests. Yet the answers that start to emerge only raise more questions.
Mateo’s parents fled their home in Colombia many years ago, seeking refuge from the infamous cartels. Now the test results threaten to uncover a dark secret that exposes his family to dangers from the past—while clouding the investigation into who is trying to hurt Mateo in the present . . .