Warehaven Series by Denise Lynn

Lea of Montreau has a stark choice: marry, produce an heir, or forfeit her keep. A proud leader, she's prepared to do whatever it takes to protect her people. It seems fate is in agreement when a stranger approaches...Warrior Jared of Warehaven was once Lea's betrothed. Now that Lea's future is under threat she can't become emotionally involved with Jared again. But he has plans of his own, and he intends to use every seductive trick he knows to get Lea to comply....

A marriage built on vengeance and desire!   Isabella of Warehaven is the key to revenge that Richard of Dunstan craves. And now that he has her securely in his arms, he won't let her go. With Isabella as bait, he'll lure her betrothed�the murderous Glenforde�back to the scene of his crime and deliver justice.  When the harsh winter traps Isabella on Richard's island fortress, she has no choice but to become his bride... moreA marriage built on vengeance and desire!   Isabella of Warehaven is the key to revenge that Richard of Dunstan craves. And now that he has her securely in his arms, he won't let her go. With Isabella as bait, he'll lure her betrothed�the murderous Glenforde�back to the scene of his crime and deliver justice.  When the harsh winter traps Isabella on Richard's island fortress, she has no choice but to become his bride. Unable to deny the stirrings of a dangerously seductive attraction, can Isabella ease this fierce warrior's torment and wipe the darkness from his soul before spring and rescue arrive?  "Lynn captivates readers with a rich, intense romance." �RT Book Reviews on Pregnant by the Warrior less