When Caroline Adams arrives at Rafe Worthington's Northumberland castle, she finds her holiday cottage is uninhabitable. Rafe offers her accommodation in return for playing his fiancée, to foil his scheming cousin Jenna's plans for the castle. Caroline agrees, but then she confesses all to Rafe's great aunt. Jenna's scheming is exposed and Caroline runs back to London, but Rafe follows her, prepared to give up the castle for the woman he loves.