Amidst an epidemic ravaging the world, all Megan Fletcher's hopes for the future lie in getting to Las Vegas where newscasts reported scientists were gathering to search for a cure for the modern plague. After rescuing her from a rooftop surrounded by Zombies, Sam Woods appoints himself her escort. While he knows she is determined to get to Vegas no matter the cost, he doesn't know her secret. And with his hatred of all things Zombie, she doesn't dare tell him the truth. The more he kisses her, the harder it is for Megan to hide her growing feelings...and the bite-shaped scar. But Vegas is not the haven it was promised to be, and when Megan's immunity to the disease is discovered, she realizes her future and her heart belong to Sam, if he will trust her. An idealistic school teacher and ex-corporate mogul manage to find love despite a looming worldwide catastrophe. Can their love survive while everything around them is dying? Will they learn that when facing the end of the world, Only Love Survives?