The Laird's Stolen Bride (Book 2 - The Anvil Brides Trilogy)
Erin Grace

But when the open window meant for her freedom leads to something other her intended fate, she will be forced to choose between an unexpected stranger or return to her brother’s vicious grasp.
Duncan Kirkpatrick seeks vengeance for the murder of his brother, when the key to that plan falls right into his arms.
But, when Duncan steals Helene away to fulfil his revenge, his plans threaten to unravel as he realises it’s his heart that’s in danger of being stolen.