Zombie Wife in the Apocalypse

Chloe Grant believes "plot bullet comments" reveal Rowan has an unattainable beloved, files for divorce. Apocalypse breaks out post-divorce. She turns zombie, goes to Rowan's doorstep. Rowan lowers gun, dismisses symptoms as "hypoglycemia", brings her home, hides her. When beloved exposes truth, Rowan's efforts to find her in apocalypse surface. Misunderstanding resolved, they take antidote, stay together as special infected.