Hell's Angel — Cathryn Fox

Brand suffered for decades in Hell after his best friend managed to escape the underworld and left him behind. So when Lucifer offers him a chance at revenge by seducing his friend's mortal daughter and marking her for Hell, Brand eagerly accepts.

But Kaylea is a rare pure soul and awakens long-forgotten feelings in Brand--as well as his desire. She may be the key to Brand's salvation...if their passion doesn't doom her first...