She saved his life when everything was hopeless. He's determined to return the favor. Not even Master Sergeant Harry Lockhart's military expertise could stop the IED that killed his team and left him injured. Only Daisy Gunderson--a pen pal he'd never met--and her kind letters helped him survive. But Daisy in the flesh is the surly Marine's polar opposite. She's outgoing, talkative and putting his military training on high alert. A stalker named Secret...