Heart of Stone by Demelza Carlton

All Ben wants is to earn enough money to send him and his brothers to the new colony in Australia.

On the outside, Pamela is the perfect lady, spending her days sketching landscapes while waiting for her father to find her a husband, until Ben and his brother start building a castle on her father’s land.

But when Pamela’s family secrets start coming to light, and the supernatural steps in, fate has other plans…