If you're looking for the "full story" regarding the , it’s important to distinguish between the game's actual lore and its technical history.

Virgil’s boat runs low on fuel, forcing the group to trek through a hurricane to a gas station and back.

Websites offering "Free Download v2.2.2.6" are often third-party sites. For safety and the best experience (including access to thousands of community mods), the official Steam version is recommended.

2.2.6, or are you interested in the of the original survivors?

Virgil drops them off in a city being bombed by the military to contain the infection. They fight across a bridge to reach a rescue helicopter just before the bridge is destroyed. Is it really "Free"?