Grand Theft Auto BioHazard Alert its a Total Conversion for Grand Theft Auto San Andreas that convert SA in a survival horror game based in Resident Evil Movies games. You will be able to play as some Resident Evil characters like Ada Wong, Leon Kennedy, Carlos Olivera (movie), and so on. And see some Resident Evil game-play elements like Zombies, Monsters, B.O.W experiments converting GTA San Andreas in an Arcade Horror Total Conversion called BioHazard Alert.
Only download this if you downloaded the mod from somewhere else. Check if your downloaded Beta 0.5 doesn't include this. If it doesn't you MUST download this Patch to make the Beta 0.5 work.