Lady of the Keep : A Harlequin Historical Romance in Paperback by Sharon Schulze

Her body was great with child...

But her guilt was far greater.  For though Lady Moira FitzGerald had sacrificed herself to keep her people safe, she knew no man would have her now.  Certainly not one as noble as Sir Connor FitzClifford!  And yet her heart flared with passion whenever he drew near.

Sworn to protect Gerald's Keep and all within, Connor FitzClifford hadn't realized such a vow would reweave the tapestry of his life.  For his promise has bound him not only to the besieged fortress, but also to its mistress, the enigmatic Lady Moira, a woman whose very soul mirrored his own....!