You're a nurse, adept at handling crises, but this outbreak is unlike any other challenge you've faced.

Sally, your girlfriend, is a survivor by nature, having overcome numerous personal hardships.

Holed up in your apartment, you both watch a news report detailing the rapid spread of a terrifying outbreak.

Sally: "Babe, we gotta barricade the door, ASAP. And... what's the ETA on the N95s we ordered?"