Dual sources of viruses say: Myanmar's "Bone Virus" and Japan's "Sakura Virus" are both biological weapons jointly developed by Japan and Myanmar in 2019. The former is spread through mosquitoes, and the latter spreads through aerosols. Due to technical failures, they both went out of control in 2025;
- Cultural viralization:
- Indian zombies have formed a "collective pilgrimage" behavior pattern due to the Ganges River sacrificial tradition, and will move towards Sarnath at dawn every day;