A disease made in a lab causing people to become hollow porcelain, they live and breathe, but are somewhat hollow, and the cracks show easily. If someone is smashed, they die, but if there is a crack on them, they’re fine.it spreads through the breath of the porcelain people, who still have consciousness and are able to move like normal, but  they don’t know their porcelain, also, some men really care about their little Johnson being cracked.