Showing When Lightning Strikes Twice by Debrah Morris

Stranded in heaven, a Texas Ranger ached to reunite with his earth-bound soulmate, so the powers-that-be gave him one chance. Suddenly, Joe Mitchum emerged from unconsciousness and stared into Dr. Mallory Peterson's honey-brown eyes. If only he could convince her their eternal love was destined to be.

Mallory found her pesky neighbor irritating, but ever since he got hit by lightning, Joe was a new man. He'd shed his chronic no-gooder act, and his sexy smile sent delicious shivers down her spine. Most disturbing of all were his oddly familiar kisses, which brought out deep passion…and love. Could it be that her former nemesis was now her most beloved ally?