He married her to end a war. Someone else married her to death.

Ondine Larkspur thought her arranged marriage to Cassian Vellucci was nothing more than a cold alliance between two powerful families. But when she discovers a confidential file bearing her name and an order for her termination, everything changes.

Someone wanted her dead before the wedding ever happened.

Now Ondine must uncover who signed the order, why her own family is hiding decades of secrets, and whether the husband she was never supposed to love is actually protecting her... or keeping the truth from her.

As rival families prepare for a fragile peace summit, old betrayals resurface, dangerous secrets begin to unravel, and Ondine realizes she may be running out of time.

She married into a powerful family.
She became someone's target.
And the one man she should never trust may be the only person who can save her.

If you love dark romance, arranged marriages, dangerous family secrets, powerful husbands, murder mysteries, and high-stakes romantic suspense, Heartless Husband will keep you turning pages until the final secret is revealed.