Lord Valorous by Wendy Vella

Viscount Hatherton has never met anyone like Miss Poppy March. Exquisite, headstrong and reckless, she’s on a dangerous quest to expose the fiend who she believes is poisoning her employer. She enlists his help, and Jacob is soon tasked with protecting her, when he realizes her life is also under threat. The more time he spends with Poppy, the more he understands that she is what is missing in his life. She’s warmed his dark places, and brought him into the light. Can he keep her safe, and convince her of his love when she is equally determined the keep them apart?